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When two objects move in the same direction, what is their relative speed?

The difference of their individual speeds

When a train crosses a platform, what total distance does it cover?

The length of the train plus the length of the platform

Distance Time Speed MCQs

Solved Distance Time Speed MCQs with answers and explanations. Free practice questions for PPSC, FPSC, CSS and other government job exams on FreeSekho.

1. When two objects move in the same direction, what is their relative speed?
1. The difference of their individual speeds ✓
2. The sum of their individual speeds
3. The product of their individual speeds
4. The average of their individual speeds
2. Convert 63 km/hr into m/s.
1. 15.5 m/s
2. 18.5 m/s
3. 16.5 m/s
4. 17.5 m/s ✓
3. A man rides a bicycle at 12 km/hr to reach a place in a certain time. If he rides at 15 km/hr, he reaches 12 minutes earlier. Find the distance.
1. 18 km
2. 15 km
3. 10 km
4. 12 km ✓
4. Two persons start walking from the same point in opposite directions at speeds of 5 km/hr and 7 km/hr. How far apart are they after 4 hours?
1. 44 km
2. 40 km
3. 52 km
4. 48 km ✓
5. Two trains, each 150 m long, run in opposite directions at 45 km/hr and 55 km/hr. How long will they take to cross each other?
1. 10.8 seconds ✓
2. 11 seconds
3. 10 seconds
4. 12 seconds
6. A train 200 m long crosses a bridge 300 m long in 25 seconds. Find its speed.
1. 22 m/s
2. 18 m/s
3. 24 m/s
4. 20 m/s ✓
7. A person travels 63 km in 7 hours. Find his speed.
1. 9 km/hr ✓
2. 10 km/hr
3. 8 km/hr
4. 7 km/hr
8. Two trains start at the same time from stations A and B, 440 km apart, and move towards each other at 60 km/hr and 50 km/hr. How far from A will they meet?
1. 260 km
2. 220 km
3. 200 km
4. 240 km ✓
9. A man can row at 8 km/hr in still water. If the river flows at 2 km/hr, find his upstream speed.
1. 6 km/hr ✓
2. 5 km/hr
3. 7 km/hr
4. 10 km/hr
10. In a kilometre race, A beats B by 100 m in a time of 25 seconds. What is A's speed?
1. 44 m/s
2. 38 m/s
3. 40 m/s ✓
4. 36 m/s
11. Excluding stoppages, a train travels at 54 km/hr. Including stoppages, it covers the same distance at 45 km/hr. How many minutes per hour does the train stop?
1. 9 minutes
2. 15 minutes
3. 12 minutes
4. 10 minutes ✓
12. A man rows upstream 24 km in 6 hours and downstream 36 km in 4 hours. Find the speed of the current.
1. 2.5 km/hr ✓
2. 2 km/hr
3. 3 km/hr
4. 1.5 km/hr
13. A train 250 m long crosses a stationary train 200 m long (parked on an adjacent track) at a speed of 45 km/hr. How long does it take to completely pass it?
1. 38 seconds
2. 34 seconds
3. 40 seconds
4. 36 seconds ✓
14. A train 100 m long moving at 40 km/hr crosses another train 150 m long moving at 32 km/hr in the same direction. Find the time taken to cross.
1. 120 seconds
2. 100 seconds
3. 112.5 seconds ✓
4. 105 seconds
15. Convert 20 m/s into km/hr.
1. 68 km/hr
2. 70 km/hr
3. 72 km/hr ✓
4. 75 km/hr
16. A car travels at 54 km/hr for 40 minutes. What distance does it cover?
1. 32 km
2. 36 km ✓
3. 40 km
4. 30 km
17. Convert 72 km/hr into m/s.
1. 20 m/s ✓
2. 25 m/s
3. 18 m/s
4. 22 m/s
18. For equal distances travelled at speeds a and b, what is the formula for average speed?
1. (a + b) / 2
2. ab / (a + b)
3. 2ab / (a + b) ✓
4. (a + b) / (2ab)
19. Two trains of length 200 m each run in opposite directions on parallel tracks at speeds of 30 km/hr and 20 km/hr. Find the time they take to cross each other.
1. 26 seconds
2. 30 seconds
3. 27 seconds
4. 28.8 seconds ✓
20. A train 210 m long running at 90 km/hr crosses a platform in 14 seconds. Find the length of the platform.
1. 150 m
2. 120 m
3. 140 m ✓
4. 130 m
21. In a 400 m race, A's speed is 8 m/s and B's speed is 5 m/s. If both start at the same time, by how much time does A win?
1. 25 seconds
2. 35 seconds
3. 20 seconds
4. 30 seconds ✓
22. A train 200 m long crosses a stationary pole in 8 seconds. What is its speed?
1. 25 m/s ✓
2. 28 m/s
3. 20 m/s
4. 22 m/s
23. A train moves at 144 km/hr. What is its speed in m/s?
1. 40 m/s ✓
2. 38 m/s
3. 42 m/s
4. 36 m/s
24. A car covers a total of 630 km in 9 hours, travelling partly at 60 km/hr and partly at 80 km/hr. Find the distance covered at 60 km/hr.
1. 250 km
2. 290 km
3. 270 km ✓
4. 260 km
25. A bus covers a certain distance at 30 km/hr and returns over the same route at 45 km/hr. Find the average speed for the whole journey.
1. 37.5 km/hr
2. 35 km/hr
3. 38 km/hr
4. 36 km/hr ✓
26. A cyclist covers 51 km at a speed of 17 km/hr. How much time does he take?
1. 3.5 hours
2. 4 hours
3. 2.5 hours
4. 3 hours ✓
27. When a train crosses a platform, what total distance does it cover?
1. Only the length of the platform
2. The length of the train plus the length of the platform ✓
3. Half the length of the train
4. Only the length of the train
28. Convert 10 m/s into km/hr.
1. 34 km/hr
2. 38 km/hr
3. 36 km/hr ✓
4. 32 km/hr
29. A boat covers 24 km downstream in 2 hours. Find its downstream speed.
1. 14 km/hr
2. 12 km/hr ✓
3. 10 km/hr
4. 8 km/hr
30. A car covers 150 km at a speed of 50 km/hr. How much time does it take?
1. 3 hours ✓
2. 4 hours
3. 2.5 hours
4. 3.5 hours
31. A car covers a certain distance in a certain time. If the speed is doubled, what happens to the time taken (for the same distance)?
1. The time is tripled
2. The time is halved ✓
3. The time is doubled
4. The time remains the same
32. A car travels the first 60 km at 30 km/hr and the next 60 km at 60 km/hr. Find the average speed for the whole 120 km journey.
1. 42 km/hr
2. 40 km/hr ✓
3. 45 km/hr
4. 48 km/hr
33. A boat goes 20 km upstream and 20 km downstream in a total of 5 hours. If the speed of the current is 3 km/hr, find the speed of the boat in still water.
1. 8 km/hr
2. 9 km/hr ✓
3. 10 km/hr
4. 7 km/hr
34. Two friends start from towns 90 km apart, walking towards each other at 4 km/hr and 5 km/hr. When will they meet?
1. 9 hours
2. 11 hours
3. 10 hours ✓
4. 12 hours
35. What is the conversion factor to convert km/hr to m/s?
1. Multiply by 10/3
2. Multiply by 18/5
3. Multiply by 5/18 ✓
4. Multiply by 3/10
36. A train 100 m long, moving at 30 m/s, crosses another train 150 m long moving at 20 m/s in the same direction. Find the time taken to cross.
1. 20 seconds
2. 22 seconds
3. 30 seconds
4. 25 seconds ✓
37. Two cars start from the same point at the same time, moving in opposite directions at 55 km/hr and 65 km/hr. After how many hours will they be 480 km apart?
1. 5 hours
2. 4 hours ✓
3. 4.5 hours
4. 3.5 hours
38. Two trains, 100 km apart, move towards each other at 30 km/hr and 20 km/hr. How long will they take to meet?
1. 2 hours ✓
2. 2.5 hours
3. 3 hours
4. 1.5 hours
39. A train travels at 80 km/hr for 3 hours. What distance does it cover?
1. 200 km
2. 220 km
3. 240 km ✓
4. 260 km
40. A truck covers 480 km in 8 hours. What is its speed?
1. 60 km/hr ✓
2. 55 km/hr
3. 65 km/hr
4. 50 km/hr
41. If a bike covers 100 km in 2 hours, what is its speed?
1. 60 km/hr
2. 40 km/hr
3. 45 km/hr
4. 50 km/hr ✓
42. Two motorcyclists start simultaneously from points 240 km apart, moving towards each other at 50 km/hr and 70 km/hr. How long until they meet?
1. 3 hours
2. 2 hours ✓
3. 2.5 hours
4. 1.5 hours
43. A train 200 m long and another train 300 m long move towards each other at 25 m/s and 15 m/s. How long will they take to cross each other?
1. 11 seconds
2. 10 seconds
3. 12.5 seconds ✓
4. 15 seconds
44. A boat's speed in still water is 10 km/hr. It travels 48 km downstream and 32 km upstream, taking a total of 8 hours. Find the speed of the stream.
1. 3 km/hr
2. 2 km/hr ✓
3. 2.5 km/hr
4. 1.5 km/hr
45. A train moving at 25 m/s crosses a signal post in 6 seconds. Find the length of the train.
1. 130 m
2. 140 m
3. 150 m ✓
4. 160 m
46. A man travels at 20 km/hr for the first half of a journey and 30 km/hr for the second half (equal distances). What is his average speed?
1. 25 km/hr
2. 24 km/hr ✓
3. 26 km/hr
4. 22 km/hr
47. A journey takes 6 hours at 50 km/hr. How long will it take at 75 km/hr?
1. 5 hours
2. 3.5 hours
3. 4.5 hours
4. 4 hours ✓
48. A runner covers 42 km in 6 hours. What is his average speed?
1. 8 km/hr
2. 7.5 km/hr
3. 7 km/hr ✓
4. 6 km/hr
49. Convert 1 km/hr into m/s (as a fraction).
1. 5/18 m/s ✓
2. 18/5 m/s
3. 60 m/s
4. 1/60 m/s
50. A car travels 240 km in 4 hours. What is its speed?
1. 40 km/hr
2. 50 km/hr
3. 70 km/hr
4. 60 km/hr ✓
51. A train 100 m long is running at 20 m/s. How long will it take to cross a platform 300 m long?
1. 25 seconds
2. 22 seconds
3. 18 seconds
4. 20 seconds ✓
52. A can run 1 km in 4 minutes and B can run the same distance in 5 minutes. By what distance does A beat B in a 1 km race (assuming constant speeds)?
1. 200 m ✓
2. 180 m
3. 220 m
4. 150 m
53. If distance is constant, how are speed and time related?
1. Equal to each other
2. Inversely proportional ✓
3. Directly proportional
4. Not related
54. A and B walk towards each other from points 24 km apart at 3 km/hr and 5 km/hr respectively. After how much time will they meet?
1. 3.5 hours
2. 3 hours ✓
3. 2.5 hours
4. 4 hours
55. A man walks half the distance at 4 km/hr and runs the remaining half at 8 km/hr. Find his average speed for the whole journey.
1. 6.5 km/hr
2. 5 km/hr
3. 6 km/hr
4. 5.33 km/hr ✓
56. Convert 18 km/hr into m/s.
1. 4 m/s
2. 6 m/s
3. 7 m/s
4. 5 m/s ✓
57. Car A leaves a point traveling at 50 km/hr. One hour later, Car B leaves the same point traveling at 70 km/hr in the same direction. How long after Car B starts will it catch Car A?
1. 2.5 hours ✓
2. 3.5 hours
3. 2 hours
4. 3 hours
58. A man rows 15 km downstream in 3 hours and returns upstream in 5 hours. Find the boat's speed in still water.
1. 4.5 km/hr
2. 4 km/hr ✓
3. 3.5 km/hr
4. 5 km/hr
59. Excluding stoppages, the speed of a train is 72 km/hr. Including stoppages, it is 60 km/hr. How many minutes does the train stop per hour?
1. 8 minutes
2. 15 minutes
3. 12 minutes
4. 10 minutes ✓
60. A train 180 m long running at 15 m/s crosses a platform in 32 seconds. What is the length of the platform?
1. 260 m
2. 300 m ✓
3. 280 m
4. 320 m
61. A car's speed is 25% more than a bike's speed. If the bike's speed is 40 km/hr, find the car's speed.
1. 52 km/hr
2. 50 km/hr ✓
3. 48 km/hr
4. 45 km/hr
62. A car moves at 22 m/s. What is its speed in km/hr?
1. 79.2 km/hr ✓
2. 70 km/hr
3. 75 km/hr
4. 80 km/hr
63. A cyclist rides at 12 km/hr for 2.5 hours. What distance does he cover?
1. 30 km ✓
2. 35 km
3. 25 km
4. 28 km
64. A car travels for 1 hour at 30 km/hr and for 3 hours at 70 km/hr. What is its overall average speed?
1. 55 km/hr
2. 60 km/hr ✓
3. 65 km/hr
4. 50 km/hr
65. If equal time (not equal distance) is spent traveling at 40 km/hr and 60 km/hr, what is the average speed for the whole journey?
1. 45 km/hr
2. 52 km/hr
3. 50 km/hr ✓
4. 48 km/hr
66. A 250 m long train running at 72 km/hr crosses another train 150 m long, running in the opposite direction at 36 km/hr. Find the time taken to cross.
1. 13.33 seconds ✓
2. 15 seconds
3. 14 seconds
4. 12 seconds
67. Convert 25 m/s into km/hr.
1. 90 km/hr ✓
2. 80 km/hr
3. 85 km/hr
4. 95 km/hr
68. A train covers the first 100 km at 50 km/hr and the next 100 km at 100 km/hr. What is the average speed for the entire 200 km?
1. 60 km/hr
2. 66.67 km/hr ✓
3. 70 km/hr
4. 75 km/hr
69. A boat's speed in still water is 10 km/hr and the stream's speed is 4 km/hr. How much time will the boat take to go 42 km downstream?
1. 3.5 hours
2. 4 hours
3. 3 hours ✓
4. 2.5 hours
70. Two trains 120 m and 180 m long run in the same direction at 30 m/s and 20 m/s. How long will the faster train take to pass the slower one?
1. 35 seconds
2. 30 seconds ✓
3. 25 seconds
4. 28 seconds
71. A car travels at 50 km/hr for the first 2 hours and at 70 km/hr for the next 3 hours. Find the total distance covered.
1. 300 km
2. 290 km
3. 320 km
4. 310 km ✓
72. A boat's speed in still water is 9 km/hr and the current speed is 3 km/hr. How long will it take to cover 36 km upstream?
1. 7 hours
2. 5.5 hours
3. 6 hours ✓
4. 5 hours
73. In a race of 200 m, A finishes in 20 seconds and B finishes in 25 seconds. By how many meters does A beat B?
1. 35 m
2. 40 m ✓
3. 30 m
4. 45 m
74. A car goes from X to Y at 50 km/hr and returns at 50 km/hr. What is the average speed for the entire trip?
1. 55 km/hr
2. 50 km/hr ✓
3. 45 km/hr
4. 48 km/hr
75. A cyclist rides at 20 km/hr for 3 hours and at 10 km/hr for 2 hours. What is his average speed for the whole trip?
1. 14 km/hr
2. 17 km/hr
3. 15 km/hr
4. 16 km/hr ✓
76. A car takes 3 hours to travel from city P to city Q at a speed of 80 km/hr. If the speed is reduced to 60 km/hr, how much longer will the journey take?
1. 1 hour ✓
2. 1.5 hours
3. 0.5 hour
4. 2 hours
77. What is the formula to calculate time, given distance and speed?
1. Time = Distance x Speed
2. Time = Distance / Speed ✓
3. Time = Speed / Distance
4. Time = Distance - Speed
78. A boat can row at 12 km/hr in still water. In a stream flowing at 4 km/hr, what is its downstream speed?
1. 8 km/hr
2. 16 km/hr ✓
3. 18 km/hr
4. 14 km/hr
79. A 210 m long train running at 36 km/hr crosses a platform in 39 seconds. Find the length of the platform.
1. 160 m
2. 190 m
3. 180 m ✓
4. 170 m
80. A train 180 m long is running at 54 km/hr. How long will it take to cross a stationary pole?
1. 10 seconds
2. 12 seconds ✓
3. 14 seconds
4. 15 seconds
81. Two men start walking towards each other from two points 60 km apart, at speeds of 4 km/hr and 6 km/hr respectively. How far from the first point will they meet?
1. 24 km ✓
2. 30 km
3. 20 km
4. 28 km
82. Find the ratio of two speeds, 5 m/s and 25 m/s.
1. 1:6
2. 1:5 ✓
3. 2:5
4. 1:4
83. A train 120 m long running at 25 m/s crosses a bridge in 20 seconds. Find the length of the bridge.
1. 360 m
2. 400 m
3. 350 m
4. 380 m ✓
84. Two trains, 150 m and 100 m long, run in opposite directions at 30 m/s and 20 m/s. How long will they take to cross each other?
1. 6 seconds
2. 5 seconds ✓
3. 4 seconds
4. 4.5 seconds
85. A man covers a distance in 40 minutes at 30 km/hr. What speed should he maintain to cover the same distance in 30 minutes?
1. 38 km/hr
2. 35 km/hr
3. 40 km/hr ✓
4. 45 km/hr
86. A car covers 360 km in 4 hours. A train's speed is 5/3 times the car's speed. How long will the train take to cover the same 360 km?
1. 3 hours
2. 2.4 hours ✓
3. 2 hours
4. 2.6 hours
87. Two cyclists start at the same time from points 150 km apart and travel towards each other at 20 km/hr and 25 km/hr. After how long will they meet?
1. 3 hours
2. 3.33 hours ✓
3. 4 hours
4. 3.5 hours
88. If downstream speed is D and upstream speed is U, what is the speed of the boat in still water?
1. D + U
2. D x U
3. (D + U) / 2 ✓
4. (D - U) / 2
89. A bus travels 360 km at a speed of 60 km/hr. How long does the journey take?
1. 7 hours
2. 5 hours
3. 8 hours
4. 6 hours ✓
90. Two trains start from stations 300 km apart and travel towards each other at 50 km/hr and 70 km/hr. After how many hours will they meet?
1. 3 hours
2. 3.5 hours
3. 2.5 hours ✓
4. 2 hours
91. In a 100 m race, A beats B by 10 m. If A's speed is 10 m/s, what is B's speed?
1. 9 m/s ✓
2. 8 m/s
3. 9.5 m/s
4. 8.5 m/s
92. A boat's speed in still water is 10 km/hr and the stream's speed is 2 km/hr. Find the boat's downstream speed.
1. 10 km/hr
2. 12 km/hr ✓
3. 14 km/hr
4. 8 km/hr
93. A cyclist covers half the distance at 15 km/hr and the other half at 10 km/hr. What is his average speed?
1. 11 km/hr
2. 13 km/hr
3. 12 km/hr ✓
4. 12.5 km/hr
94. A man rows 15 km downstream in 3 hours and returns upstream in 5 hours. Find the speed of the stream.
1. 1 km/hr ✓
2. 1.5 km/hr
3. 0.5 km/hr
4. 2 km/hr
95. If speed is constant, how are distance and time related?
1. Directly proportional ✓
2. Not related
3. Inversely proportional
4. Equal to each other
96. Convert 15 m/s into km/hr.
1. 58 km/hr
2. 52 km/hr
3. 54 km/hr ✓
4. 50 km/hr
97. Train A, moving at 90 km/hr, is 150 km behind Train B, which moves at 60 km/hr in the same direction on a parallel track. How long will it take Train A to catch Train B?
1. 6 hours
2. 4 hours
3. 5 hours ✓
4. 4.5 hours
98. A boat travels 30 km upstream in 5 hours and 30 km downstream in 3 hours. Find the speed of the boat in still water.
1. 6 km/hr
2. 7 km/hr
3. 9 km/hr
4. 8 km/hr ✓
99. If the speed of a boat in still water is 6 km/hr and the speed of the current is 2 km/hr, find the ratio of downstream speed to upstream speed.
1. 3:2
2. 2:1 ✓
3. 4:1
4. 3:1
100. A train 300 m long is running at a speed of 45 km/hr. Find the time it takes to cross a bridge 200 m long.
1. 40 seconds ✓
2. 45 seconds
3. 35 seconds
4. 38 seconds
101. Two trains 140 m and 160 m long run on parallel tracks in opposite directions at 60 km/hr and 40 km/hr. Find the time they take to cross each other.
1. 11 seconds
2. 10 seconds
3. 12 seconds
4. 10.8 seconds ✓
102. A car covers 4 equal distances at speeds of 10, 20, 30, and 60 km/hr respectively. If the total distance is 120 km, find the total time taken.
1. 5 hours
2. 6 hours ✓
3. 6.5 hours
4. 5.5 hours
103. Travelling at 4/5 of his usual speed, a man is 10 minutes late. What is his usual time to cover the distance?
1. 35 minutes
2. 50 minutes
3. 45 minutes
4. 40 minutes ✓
104. A car needs to cover 420 km at a speed of 70 km/hr. How much time will it take?
1. 6 hours ✓
2. 6.5 hours
3. 5 hours
4. 7 hours
105. What is the formula to calculate distance, given speed and time?
1. Distance = Speed x Time ✓
2. Distance = Time / Speed
3. Distance = Speed + Time
4. Distance = Speed / Time
106. A train running at 45 km/hr crosses a pole in 16 seconds. Find the length of the train.
1. 180 m
2. 190 m
3. 200 m ✓
4. 210 m
107. A car travels at 60 km/hr and another car, 100 km behind, travels at 80 km/hr in the same direction. How long will it take the second car to catch up?
1. 5 hours ✓
2. 6 hours
3. 4 hours
4. 4.5 hours
108. If a man walks at 3/4 of his usual speed, he reaches his office 20 minutes late. Find his usual time to reach office.
1. 55 minutes
2. 70 minutes
3. 50 minutes
4. 60 minutes ✓
109. Excluding stoppages, a train's speed is 80 km/hr. Including stoppages, its speed is 60 km/hr. For how many minutes does the train stop per hour?
1. 12 minutes
2. 20 minutes
3. 18 minutes
4. 15 minutes ✓
110. A cyclist covers a distance of 15 km in 45 minutes. What is his speed in km/hr?
1. 15 km/hr
2. 18 km/hr
3. 22 km/hr
4. 20 km/hr ✓
111. A train moving at 20 m/s crosses a pole in 12 seconds. What is the length of the train?
1. 240 m ✓
2. 260 m
3. 220 m
4. 200 m
112. A boat travels 30 km upstream in 5 hours and 30 km downstream in 3 hours. Find the speed of the current.
1. 1.5 km/hr
2. 3 km/hr
3. 1 km/hr
4. 2 km/hr ✓
113. A cyclist covers three-fourths of a 48 km journey at 12 km/hr and the remaining one-fourth at 8 km/hr. Find the total time taken.
1. 4.2 hours
2. 5 hours
3. 4 hours
4. 4.5 hours ✓
114. Two cyclists start from the same point, one at 10 km/hr and the other 20 minutes later at 15 km/hr, in the same direction. How long after the second starts will he catch the first?
1. 30 minutes
2. 40 minutes ✓
3. 45 minutes
4. 35 minutes
115. A train 200 m long crosses a man walking at 5 km/hr in the direction opposite to the train, in 8 seconds. Find the speed of the train.
1. 80 km/hr
2. 75 km/hr
3. 85 km/hr ✓
4. 90 km/hr
116. A boat's speed in still water is 9 km/hr and the current speed is 3 km/hr. How long will it take to cover 36 km downstream?
1. 3 hours ✓
2. 3.5 hours
3. 4 hours
4. 2.5 hours
117. A ship travels at 25 km/hr for 8 hours. What distance does it cover?
1. 220 km
2. 200 km ✓
3. 210 km
4. 180 km
118. A car and a bus start at the same time from the same point, travelling in the same direction. The car travels at 70 km/hr and the bus at 50 km/hr. How far apart will they be after 3 hours?
1. 45 km
2. 50 km
3. 70 km
4. 60 km ✓
119. A train's speed excluding stoppages is 90 km/hr, and including stoppages is 75 km/hr. How many minutes does the train stop per hour?
1. 8 minutes
2. 12 minutes
3. 10 minutes ✓
4. 15 minutes
120. A train 120 m long crosses a man running at 6 km/hr in the same direction, in 12 seconds. Find the speed of the train.
1. 42 km/hr ✓
2. 40 km/hr
3. 48 km/hr
4. 45 km/hr
121. What is the speed of a boat downstream, in terms of boat speed (b) and stream speed (s)?
1. b / s
2. b - s
3. b + s ✓
4. b x s
122. A boat's speed in still water is 15 km/hr and the current's speed is 3 km/hr. Find the boat's upstream speed.
1. 10 km/hr
2. 12 km/hr ✓
3. 14 km/hr
4. 18 km/hr
123. Using the previous scenario (2 hours at 50 km/hr, then 3 hours at 70 km/hr), find the average speed for the entire journey.
1. 58 km/hr
2. 64 km/hr
3. 60 km/hr
4. 62 km/hr ✓
124. A car covers a distance in 5 hours at a certain speed. If the speed is increased by 10 km/hr, the same distance is covered in 4 hours. Find the original speed.
1. 50 km/hr
2. 45 km/hr
3. 40 km/hr ✓
4. 35 km/hr
125. A car covers a certain distance in 5 hours at 60 km/hr. What speed is needed to cover the same distance in 4 hours?
1. 75 km/hr ✓
2. 80 km/hr
3. 72 km/hr
4. 70 km/hr
126. What is the conversion factor to convert m/s to km/hr?
1. Multiply by 10/3
2. Multiply by 18/5 ✓
3. Multiply by 5/18
4. Multiply by 3/10
127. A man travels one-third of his journey at 20 km/hr and the rest at 30 km/hr. If the total distance is 90 km, find the total time taken.
1. 4 hours
2. 3.5 hours ✓
3. 5 hours
4. 4.5 hours
128. What does a train 'crossing a pole' or 'crossing a man' effectively mean, in terms of distance covered?
1. The train covers a distance equal to the length of the platform
2. The train covers twice its own length
3. The train covers a distance equal to its own length ✓
4. The train covers no distance at all
129. A train 300 m long running at 54 km/hr crosses a platform of length 150 m. How long will it take?
1. 32 seconds
2. 28 seconds
3. 25 seconds
4. 30 seconds ✓
130. A car travels from A to B at 40 km/hr and returns at 60 km/hr, covering the same distance. What is the average speed for the whole journey?
1. 50 km/hr
2. 45 km/hr
3. 48 km/hr ✓
4. 52 km/hr
131. A cyclist rides at 18 km/hr, 9 km ahead of another cyclist riding at 21 km/hr in the same direction. How long will it take the second cyclist to catch up?
1. 4 hours
2. 3 hours ✓
3. 3.5 hours
4. 2.5 hours
132. A train 240 m long is running at 72 km/hr. How long will it take to pass a man standing on the platform?
1. 15 seconds
2. 10 seconds
3. 12 seconds ✓
4. 14 seconds
133. A car covers 300 km at 60 km/hr and returns at a different speed. If the average speed for the whole round trip is 48 km/hr, find the return speed.
1. 35 km/hr
2. 40 km/hr ✓
3. 42 km/hr
4. 45 km/hr
134. A train 150 m long crosses a pole in 10 seconds. What is its speed?
1. 18 m/s
2. 20 m/s
3. 12 m/s
4. 15 m/s ✓
135. Convert 36 km/hr into m/s.
1. 12 m/s
2. 15 m/s
3. 10 m/s ✓
4. 8 m/s
136. A train, including stoppages, runs at 45 km/hr, and excluding stoppages, at 60 km/hr. How many minutes does it stop per hour?
1. 10 minutes
2. 15 minutes ✓
3. 12 minutes
4. 18 minutes
137. A car moving at 5/7 of its usual speed takes 42 minutes more than the usual time for a journey. Find the usual time.
1. 110 minutes
2. 105 minutes ✓
3. 100 minutes
4. 98 minutes
138. A man walking at 5 km/hr is 10 km ahead of a cyclist riding at 15 km/hr in the same direction. How long will it take the cyclist to catch the man?
1. 1 hour ✓
2. 1.5 hours
3. 2 hours
4. 0.5 hour
139. A car covers 540 km in 9 hours. What is its average speed?
1. 65 km/hr
2. 60 km/hr ✓
3. 50 km/hr
4. 55 km/hr
140. A boy walks 20 km at a speed of 4 km/hr. How much time does he take?
1. 5 hours ✓
2. 6 hours
3. 4.5 hours
4. 4 hours
141. If the speed of a vehicle is reduced to half, and the distance remains the same, what happens to the time taken?
1. The time is halved
2. The time remains the same
3. The time is tripled
4. The time is doubled ✓
142. Two cyclists 60 km apart move towards each other at 8 km/hr and 12 km/hr. How long will they take to meet?
1. 3 hours ✓
2. 4 hours
3. 3.5 hours
4. 2.5 hours
143. Excluding stoppages, a train travels at 60 km/hr. Including stoppages, it travels at 45 km/hr. For how many minutes does the train stop per hour?
1. 18 minutes
2. 20 minutes
3. 12 minutes
4. 15 minutes ✓
144. A cyclist travels 24 km in 2 hours against the wind and returns in 1.5 hours with the wind. Find his speed in still air.
1. 14 km/hr ✓
2. 12 km/hr
3. 13 km/hr
4. 16 km/hr
145. In a 500 m race, A gives B a head start of 50 m and still beats him by 5 seconds. If A's speed is 10 m/s, what time does A take to finish?
1. 45 seconds
2. 48 seconds
3. 55 seconds
4. 50 seconds ✓
146. What is the basic formula for speed?
1. Speed = Distance + Time
2. Speed = Time / Distance
3. Speed = Distance x Time
4. Speed = Distance / Time ✓
147. A plane travels at 800 km/hr for 3.5 hours. What distance does it cover?
1. 2750 km
2. 2800 km ✓
3. 2700 km
4. 2900 km
148. A boat's downstream speed is 20 km/hr and its upstream speed is 12 km/hr. Find the speed of the boat in still water.
1. 18 km/hr
2. 14 km/hr
3. 15 km/hr
4. 16 km/hr ✓
149. Two trains 200 m and 250 m long are running in opposite directions on parallel tracks. If their speeds are 40 km/hr and 50 km/hr, find the time taken to cross each other.
1. 16 seconds
2. 18 seconds ✓
3. 20 seconds
4. 15 seconds
150. A and B start from the same point in opposite directions at 6 km/hr and 4 km/hr respectively. How far apart will they be after 3 hours?
1. 30 km ✓
2. 28 km
3. 32 km
4. 26 km
151. A 120 m long train crosses a man standing on a platform in 6 seconds. What is the train's speed in km/hr?
1. 70 km/hr
2. 72 km/hr ✓
3. 75 km/hr
4. 68 km/hr
152. At a speed of 90 km/hr, how much time is needed to cover 315 km?
1. 3.5 hours ✓
2. 3 hours
3. 3.2 hours
4. 4 hours
153. If a car covers 320 km in 4 hours, what is its speed?
1. 70 km/hr
2. 75 km/hr
3. 85 km/hr
4. 80 km/hr ✓
154. Two cars start from the same point and travel in opposite directions at 40 km/hr and 60 km/hr. How far apart will they be after 2 hours?
1. 200 km ✓
2. 220 km
3. 160 km
4. 180 km
155. A train 150 m long crosses a platform 250 m long in 20 seconds. What is its speed?
1. 22 m/s
2. 18 m/s
3. 25 m/s
4. 20 m/s ✓
156. A train travels at 70 km/hr. Another train, 210 km behind on the same track, travels at 100 km/hr in the same direction. How long will it take to catch up?
1. 7 hours ✓
2. 8 hours
3. 6 hours
4. 6.5 hours
157. If downstream speed is D and upstream speed is U, what is the speed of the stream?
1. D - U
2. D x U
3. (D - U) / 2 ✓
4. (D + U) / 2
158. A train covers a distance at 100 km/hr without stoppages and at 80 km/hr with stoppages. Find the stoppage time per hour.
1. 10 minutes
2. 15 minutes
3. 14 minutes
4. 12 minutes ✓
159. Two cars, 400 km apart, move towards each other at speeds of 45 km/hr and 55 km/hr. How long will it take them to meet?
1. 3.5 hours
2. 4.5 hours
3. 4 hours ✓
4. 5 hours
160. Convert 54 km/hr into m/s.
1. 18 m/s
2. 15 m/s ✓
3. 12 m/s
4. 10 m/s
161. Two places A and B are 100 km apart. A car leaves A for B at 40 km/hr, and at the same time another car leaves B for A at 60 km/hr. After how long will they meet?
1. 0.8 hour
2. 1.5 hours
3. 1.2 hours
4. 1 hour ✓
162. A man travels a certain distance at 12 km/hr and reaches 10 minutes late. If he travels at 15 km/hr, he reaches 10 minutes early. Find the distance.
1. 24 km
2. 15 km
3. 18 km
4. 20 km ✓
163. A car covers a distance of 450 km in 9 hours. If the speed is increased by 5 km/hr, how long will the same journey take?
1. 8 hours
2. 8.5 hours
3. 7.5 hours
4. 8.18 hours ✓
164. Convert 45 km/hr into m/s.
1. 12.5 m/s ✓
2. 10.5 m/s
3. 11.5 m/s
4. 13.5 m/s
165. A car covers a distance of 100 km in 2 hours 30 minutes. What is its speed?
1. 45 km/hr
2. 40 km/hr ✓
3. 38 km/hr
4. 35 km/hr
166. A train 400 m long crosses a platform of equal length in 40 seconds. Find the speed of the train.
1. 22 m/s
2. 18 m/s
3. 25 m/s
4. 20 m/s ✓
167. A car travels at 75 km/hr for 2.5 hours. What distance does it cover?
1. 175 km
2. 180 km
3. 187.5 km ✓
4. 190 km
168. What is the speed of a boat upstream, in terms of boat speed (b) and stream speed (s)?
1. b x s
2. b - s ✓
3. s - b
4. b + s
169. A bus travels 60 km at 40 km/hr and then 90 km at 60 km/hr. Find the total time taken for the journey.
1. 3.5 hours
2. 3 hours ✓
3. 4 hours
4. 2.5 hours
170. A car travels for 2 hours at 60 km/hr and then for 2 hours at 40 km/hr. What is its average speed?
1. 48 km/hr
2. 45 km/hr
3. 50 km/hr ✓
4. 52 km/hr
171. A car moving at 90 km/hr overtakes another car moving at 60 km/hr, which had a 60 km head start. How long after the faster car starts will it catch up?
1. 2.5 hours
2. 2 hours ✓
3. 1.5 hours
4. 3 hours
172. A train 300 m long crosses a pole in 15 seconds. Find its speed in km/hr.
1. 72 km/hr ✓
2. 70 km/hr
3. 68 km/hr
4. 75 km/hr
173. A train 175 m long crosses a pole in 7 seconds. Find its speed in km/hr.
1. 90 km/hr ✓
2. 80 km/hr
3. 85 km/hr
4. 95 km/hr
174. Convert a speed of 108 km/hr into m/s.
1. 28 m/s
2. 25 m/s
3. 32 m/s
4. 30 m/s ✓
175. A boat's downstream speed is 20 km/hr and its upstream speed is 12 km/hr. Find the speed of the stream.
1. 4 km/hr ✓
2. 6 km/hr
3. 3 km/hr
4. 5 km/hr
176. Convert 30 m/s into km/hr.
1. 100 km/hr
2. 110 km/hr
3. 108 km/hr ✓
4. 105 km/hr
177. A man travels 60 km at 20 km/hr and returns at 30 km/hr. Find the total time taken for the round trip.
1. 5 hours ✓
2. 5.5 hours
3. 6 hours
4. 4.5 hours
178. A runs twice as fast as B. If A gives B a head start of 60 m in a race, and both reach the finish line together, what is the length of the race?
1. 120 m ✓
2. 150 m
3. 90 m
4. 100 m
179. Convert 90 km/hr into m/s.
1. 27.5 m/s
2. 20 m/s
3. 22.5 m/s
4. 25 m/s ✓
180. A thief runs at 8 km/hr. A policeman starts chasing him 30 minutes later at 10 km/hr, from the same point. How long after the policeman starts will he catch the thief?
1. 2.5 hours
2. 2 hours ✓
3. 3 hours
4. 1.5 hours
181. A train 250 m long running at 72 km/hr crosses a platform in 25 seconds. Find the length of the platform.
1. 230 m
2. 270 m
3. 250 m ✓
4. 220 m
182. When two objects move towards each other, what is their relative speed?
1. The product of their individual speeds
2. The sum of their individual speeds ✓
3. The average of their individual speeds
4. The difference of their individual speeds
183. If a person travels equal distances at speeds of 6 km/hr and 3 km/hr, what is his average speed?
1. 4 km/hr ✓
2. 4.5 km/hr
3. 3.5 km/hr
4. 5 km/hr
184. A train running at 60 km/hr crosses a platform in 30 seconds and a pole in 18 seconds. What is the length of the platform?
1. 220 m
2. 200 m ✓
3. 180 m
4. 190 m
185. A car travels 120 km in 1 hour 30 minutes. Find its speed.
1. 80 km/hr ✓
2. 85 km/hr
3. 70 km/hr
4. 75 km/hr
186. Two cars start at the same time from the same place and travel in the same direction at 45 km/hr and 60 km/hr. After how long will they be 45 km apart?
1. 4 hours
2. 2.5 hours
3. 3.5 hours
4. 3 hours ✓
187. Two runners start from the same point in the same direction; one runs at 8 km/hr and the other, starting 1 hour later, at 12 km/hr. How long after the second starts will they meet?
1. 1.5 hours
2. 2.5 hours
3. 3 hours
4. 2 hours ✓
188. A car covers half its journey at 90 km/hr and the other half at 60 km/hr. What is its average speed?
1. 70 km/hr
2. 72 km/hr ✓
3. 78 km/hr
4. 75 km/hr
189. If a car's speed increases from 40 km/hr to 50 km/hr, by how much does the time decrease for a fixed distance of 200 km?
1. 1 hour ✓
2. 0.5 hour
3. 1.5 hours
4. 2 hours
190. A man walks at 5 km/hr. How far will he walk in 3 hours?
1. 18 km
2. 15 km ✓
3. 12 km
4. 20 km
191. A car travels at 80 km/hr for the first half of the distance and 20 km/hr for the second half. Find its average speed.
1. 50 km/hr
2. 32 km/hr ✓
3. 35 km/hr
4. 40 km/hr
192. A cyclist covers 90 km in 5 hours. What is his speed?
1. 15 km/hr
2. 20 km/hr
3. 22 km/hr
4. 18 km/hr ✓
193. Two boats start from opposite banks of a 40 km wide river, moving towards each other at 15 km/hr and 10 km/hr. When will they meet?
1. 1.6 hours ✓
2. 1.8 hours
3. 2 hours
4. 1.5 hours
194. Convert 5 m/s into km/hr.
1. 18 km/hr ✓
2. 16 km/hr
3. 20 km/hr
4. 15 km/hr
195. A cyclist travels 24 km in 2 hours against the wind and returns in 1.5 hours with the wind. Find the speed of the wind.
1. 1 km/hr
2. 3 km/hr
3. 1.5 km/hr
4. 2 km/hr ✓
196. A motorcyclist rides at 40 km/hr for 4.5 hours. How far does he travel?
1. 180 km ✓
2. 190 km
3. 170 km
4. 160 km
197. A train running at 90 km/hr crosses a 250 m long platform in 20 seconds. Find the length of the train.
1. 230 m
2. 220 m
3. 270 m
4. 250 m ✓
198. Convert 108 km/hr into m/s.
1. 28 m/s
2. 30 m/s ✓
3. 25 m/s
4. 32 m/s
199. A cyclist moves at 7.2 km/hr. What is this speed in m/s?
1. 3 m/s
2. 2.5 m/s
3. 1.5 m/s
4. 2 m/s ✓
200. A car travelling at 63 km/hr covers a certain distance in 4 hours. What speed is required to cover the same distance in 3.5 hours?
1. 68 km/hr
2. 72 km/hr ✓
3. 70 km/hr
4. 75 km/hr