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.A car runs for 3 hours at 22 km/h and then for 1 hour at 70 km/h. What is its average speed for the whole journey (in km/h)?
- 2.A car runs for 1 hour at 49 km/h and then for 1 hour at 61 km/h. What is its average speed for the whole journey (in km/h)?
- 3.A car runs for 1 hour at 22 km/h and then for 1 hour at 64 km/h. What is its average speed for the whole journey (in km/h)?
- 4.Change 36 km/h into metres per second.
- 5.Change 30 m/s into km/h.
- 6.How many minutes does a car take to go 112 km at 30 km/h?
- 7.How many minutes does a car take to go 82 km at 41 km/h?
- 8.A car runs for 2 hours at 68 km/h and then for 4 hours at 59 km/h. What is its average speed for the whole journey (in km/h)?
- 9.A car runs for 3 hours at 71 km/h and then for 2 hours at 26 km/h. What is its average speed for the whole journey (in km/h)?
- 10.Change 72 km/h into metres per second.
- 11.Change 10 m/s into km/h.
- 12.Change 35 m/s into km/h.
- 13.Change 18 km/h into metres per second.
- 14.How many minutes does a car take to go 69 km at 45 km/h?
- 15.A bus runs at 78 km/h. How far does it go in 30 minutes (in km)?
- 16.Change 20 m/s into km/h.
- 17.Change 25 m/s into km/h.
- 18.A bus runs at 24 km/h. How far does it go in 90 minutes (in km)?
- 19.A bus runs at 22 km/h. How far does it go in 90 minutes (in km)?
- 20.Kabir cycles to his school at 75 km/h and comes back by the same road at 50 km/h. What is his average speed for the whole trip (in km/h)?
- 21.How many minutes does a car take to go 68 km at 34 km/h?
- 22.Kabir cycles to his school at 70 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)?
- 23.A car runs for 1 hour at 68 km/h and then for 2 hours at 65 km/h. What is its average speed for the whole journey (in km/h)?
- 24.Change 54 km/h into metres per second.
- 25.A bus runs at 76 km/h. How far does it go in 90 minutes (in km)?
- 26.Kabir cycles to his school at 72 km/h and comes back by the same road at 24 km/h. What is his average speed for the whole trip (in km/h)?
- 27.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)?
- 28.How many minutes does a car take to go 18 km at 40 km/h?
- 29.How many minutes does a car take to go 34 km at 34 km/h?
- 30.A bus runs at 34 km/h. How far does it go in 90 minutes (in km)?
- 31.A bus runs at 20 km/h. How far does it go in 15 minutes (in km)?
- 32.Kabir cycles to his school at 10 km/h and comes back by the same road at 30 km/h. What is his average speed for the whole trip (in km/h)?
- 33.How many minutes does a car take to go 27 km at 60 km/h?
- 34.A bus runs at 69 km/h. How far does it go in 40 minutes (in km)?
- 35.Change 15 m/s into km/h.
- 36.A bus runs at 72 km/h. How far does it go in 90 minutes (in km)?
- 37.How many minutes does a car take to go 54 km at 60 km/h?
- 38.How many minutes does a car take to go 48 km at 36 km/h?
- 39.How many minutes does a car take to go 12 km at 30 km/h?
- 40.A bus runs at 90 km/h. How far does it go in 40 minutes (in km)?
Answer key
- 34
- 55
- 43
- 10
- 108
- 224
- 120
- 62
- 53
- 20
- 36
- 126
- 5
- 92
- 39
- 72
- 90
- 36
- 33
- 60
- 120
- 40
- 66
- 15
- 114
- 36
- 40
- 27
- 60
- 51
- 5
- 15
- 27
- 46
- 54
- 108
- 54
- 80
- 24
- 60
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