alleryA cart covers 72 m in 6 s; a van in 9 s. Cart-to-van speed ratio?
- 3:2
- 2:3
- 4:3
- 3:4
Show answer and solution
Correct answer: A. 3:2
The speeds are 72 ÷ 6 = 12 m/s and 72 ÷ 9 = 8 m/s, giving a ratio of 3:2.
RPF Constable Time, Speed and Distance — practice questions
Explore 34 free Time, Speed and Distance questions in RPF Constable Arithmetic. Open each question or exercise to read its content, reference answers and available explanation.
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Showing questions 1–30 of 34.
A cart covers 72 m in 6 s; a van in 9 s. Cart-to-van speed ratio?Read the answer and worked solution →A ferry runs steadily at 18 km/h for 3 h. How far does it travel?Read the answer and worked solution →A patrol covers 28 km at 7 km/h. How long does the journey take?Read the answer and worked solution →A runner maintains 5 m/s in a 1500 m race. What is the finishing time?Read the answer and worked solution →A drone covers 240 m in 20 s. How much faster is it than 10 m/s?Read the answer and worked solution →A cyclist rides at 12 km/h for 1/4 hour. What distance is covered?Read the answer and worked solution →An athlete runs three 400 m laps in 200 s. What is the average speed?Read the answer and worked solution →On a 120 km route, a car runs at 45 km/h for 2 h. How far remains?Read the answer and worked solution →A walker covers 900 m in 1/4 hour. What is the speed in km/h?Read the answer and worked solution →At 8 m/s, how many complete 50 m laps can a trolley cover in 25 s?Read the answer and worked solution →Two cyclists ride for 2 h at 14 and 17 km/h. How far more does one ride?Read the answer and worked solution →On a 60 km trip, how much time is saved by using 30 instead of 20 km/h?Read the answer and worked solution →A runner covers 600 m in 100 s. By how much does the speed exceed 5 m/s?Read the answer and worked solution →A toy car travels an 18 m path at 2 m/s. How long does it take?Read the answer and worked solution →A bus covers 90 km in 2 h, then 60 km in 1 h. Its overall average speed?Read the answer and worked solution →A hiker walks 12 km at 4 km/h and rests 1 h. Average speed including rest?Read the answer and worked solution →A cyclist rides 20 km at 10 km/h, then 40 km at 20 km/h. Total time?Read the answer and worked solution →Two cars 180 km apart approach at 40 and 50 km/h. When do they meet?Read the answer and worked solution →A 180 m train enters a 420 m tunnel at 20 m/s. Time to clear it fully?Read the answer and worked solution →A boat goes 24 km at 12 km/h and returns at 8 km/h. Total travel time?Read the answer and worked solution →For 100 km, a car raises its speed from 20 km/h by 25%. Time saved?Read the answer and worked solution →A car must cover 120 km in 2 h. After 40 km at 40 km/h, required speed?Read the answer and worked solution →A cyclist at 12 km/h gets a 2 h lead. A bike follows at 18 km/h. Catch-up time?Read the answer and worked solution →At 40 km/h a trip ends 1 h late; at 60 km/h, 1 h early. Scheduled duration?Read the answer and worked solution →A 180 km trip takes 3.5 h: 60 km at 30 km/h, 60 km at 60 km/h. Last speed?Read the answer and worked solution →Match the arithmetic resultRead the answer and worked solution →Trains 180 m and 220 m long move oppositely at 54 and 36 km/h. Time to cross completely?Read the answer and worked solution →A boat moves at 12 km/h in still water; the stream is 3 km/h. Time for 27 km downstream and back?Read the answer and worked solution →In a 200 m race A beats B by 20 m. A runs at 10 m/s. What is B’s speed?Read the answer and worked solution →Two runners start together on a 400 m circular track at 5 and 3 m/s in the same direction. First meeting after the start?Read the answer and worked solution →
Worked practice questions
A ferry runs steadily at 18 km/h for 3 h. How far does it travel?
- 48 km
- 60 km
- 72 km
- 54 km
Show answer and solution
Correct answer: D. 54 km
The ferry travels 18 × 3 = 54 km.
A patrol covers 28 km at 7 km/h. How long does the journey take?
- 4 hours
- 3 hours
- 5 hours
- 2 hours
Show answer and solution
Correct answer: A. 4 hours
The journey takes 28 ÷ 7 = 4 hours.
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