Speed Distance Time Worksheet
The method (D = S × T): Distance = speed × time; time = distance ÷ speed. Change minutes to hours by ÷ 60. km/h → m/s: × 5/18. m/s → km/h: × 18/5. Average speed = total distance ÷ total time. Same distance there and back at a and b: average speed = 2 × a × b ÷ (a + b).
NameDateTime takenScore ___ / 40
- 1.Change 5 m/s into km/h.
- 2.Change 40 m/s into km/h.
- 3.Change 20 m/s into km/h.
- 4.Kabir cycles to his school at 36 km/h and comes back by the same road at 72 km/h. What is his average speed for the whole trip (in km/h)?
- 5.Change 15 m/s into km/h.
- 6.Kabir cycles to his school at 60 km/h and comes back by the same road at 12 km/h. What is his average speed for the whole trip (in km/h)?
- 7.Change 25 m/s into km/h.
- 8.A bus runs at 66 km/h. How far does it go in 40 minutes (in km)?
- 9.A bus runs at 50 km/h. How far does it go in 90 minutes (in km)?
- 10.How many minutes does a car take to go 11 km at 44 km/h?
- 11.How many minutes does a car take to go 66 km at 66 km/h?
- 12.Kabir cycles to his school at 10 km/h and comes back by the same road at 15 km/h. What is his average speed for the whole trip (in km/h)?
- 13.Change 36 km/h into metres per second.
- 14.Change 90 km/h into metres per second.
- 15.A car runs for 3 hours at 40 km/h and then for 2 hours at 45 km/h. What is its average speed for the whole journey (in km/h)?
- 16.Change 18 km/h into metres per second.
- 17.A car runs for 1 hour at 70 km/h and then for 1 hour at 80 km/h. What is its average speed for the whole journey (in km/h)?
- 18.Kabir cycles to his school at 45 km/h and comes back by the same road at 90 km/h. What is his average speed for the whole trip (in km/h)?
- 19.Kabir cycles to his school at 21 km/h and comes back by the same road at 42 km/h. What is his average speed for the whole trip (in km/h)?
- 20.How many minutes does a car take to go 19 km at 76 km/h?
- 21.A car runs for 2 hours at 70 km/h and then for 4 hours at 25 km/h. What is its average speed for the whole journey (in km/h)?
- 22.Change 10 m/s into km/h.
- 23.A car runs for 3 hours at 78 km/h and then for 3 hours at 68 km/h. What is its average speed for the whole journey (in km/h)?
- 24.Change 35 m/s into km/h.
- 25.Kabir cycles to his school at 15 km/h and comes back by the same road at 60 km/h. What is his average speed for the whole trip (in km/h)?
- 26.A car runs for 1 hour at 77 km/h and then for 2 hours at 35 km/h. What is its average speed for the whole journey (in km/h)?
- 27.Change 30 m/s into km/h.
- 28.Kabir cycles to his school at 14 km/h and comes back by the same road at 35 km/h. What is his average speed for the whole trip (in km/h)?
- 29.A bus runs at 80 km/h. How far does it go in 90 minutes (in km)?
- 30.How many minutes does a car take to go 91 km at 39 km/h?
- 31.A bus runs at 39 km/h. How far does it go in 20 minutes (in km)?
- 32.Change 108 km/h into metres per second.
- 33.Kabir cycles to his school at 21 km/h and comes back by the same road at 28 km/h. What is his average speed for the whole trip (in km/h)?
- 34.A car runs for 1 hour at 23 km/h and then for 1 hour at 25 km/h. What is its average speed for the whole journey (in km/h)?
- 35.How many minutes does a car take to go 99 km at 33 km/h?
- 36.How many minutes does a car take to go 27 km at 45 km/h?
- 37.How many minutes does a car take to go 104 km at 39 km/h?
- 38.Kabir cycles to his school at 84 km/h and comes back by the same road at 14 km/h. What is his average speed for the whole trip (in km/h)?
- 39.Change 54 km/h into metres per second.
- 40.Kabir cycles to his school at 30 km/h and comes back by the same road at 60 km/h. What is his average speed for the whole trip (in km/h)?
Answer key
- 18
- 144
- 72
- 48
- 54
- 20
- 90
- 44
- 75
- 15
- 60
- 12
- 10
- 25
- 42
- 5
- 75
- 60
- 28
- 15
- 40
- 36
- 73
- 126
- 24
- 49
- 108
- 20
- 120
- 140
- 13
- 30
- 24
- 24
- 180
- 36
- 160
- 24
- 15
- 40
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