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 bus runs at 52 km/h. How far does it go in 90 minutes (in km)?
- 2.A car runs for 4 hours at 53 km/h and then for 4 hours at 37 km/h. What is its average speed for the whole journey (in km/h)?
- 3.Change 10 m/s into km/h.
- 4.Change 25 m/s into km/h.
- 5.Change 35 m/s into km/h.
- 6.A car runs for 1 hour at 67 km/h and then for 2 hours at 52 km/h. What is its average speed for the whole journey (in km/h)?
- 7.Kabir cycles to his school at 84 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)?
- 8.Change 72 km/h into metres per second.
- 9.Change 18 km/h into metres per second.
- 10.A car runs for 2 hours at 72 km/h and then for 2 hours at 58 km/h. What is its average speed for the whole journey (in km/h)?
- 11.A car runs for 1 hour at 23 km/h and then for 1 hour at 33 km/h. What is its average speed for the whole journey (in km/h)?
- 12.A bus runs at 90 km/h. How far does it go in 90 minutes (in km)?
- 13.Change 40 m/s into km/h.
- 14.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)?
- 15.Kabir cycles to his school at 88 km/h and comes back by the same road at 33 km/h. What is his average speed for the whole trip (in km/h)?
- 16.Change 15 m/s into km/h.
- 17.Kabir cycles to his school at 30 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)?
- 18.A bus runs at 26 km/h. How far does it go in 30 minutes (in km)?
- 19.A car runs for 1 hour at 72 km/h and then for 3 hours at 60 km/h. What is its average speed for the whole journey (in km/h)?
- 20.Kabir cycles to his school at 12 km/h and comes back by the same road at 20 km/h. What is his average speed for the whole trip (in km/h)?
- 21.How many minutes does a car take to go 110 km at 66 km/h?
- 22.A bus runs at 68 km/h. How far does it go in 90 minutes (in km)?
- 23.Change 36 km/h into metres per second.
- 24.Kabir cycles to his school at 36 km/h and comes back by the same road at 45 km/h. What is his average speed for the whole trip (in km/h)?
- 25.Change 108 km/h into metres per second.
- 26.A car runs for 4 hours at 33 km/h and then for 1 hour at 63 km/h. What is its average speed for the whole journey (in km/h)?
- 27.A car runs for 4 hours at 40 km/h and then for 4 hours at 70 km/h. What is its average speed for the whole journey (in km/h)?
- 28.How many minutes does a car take to go 112 km at 42 km/h?
- 29.A car runs for 1 hour at 49 km/h and then for 1 hour at 69 km/h. What is its average speed for the whole journey (in km/h)?
- 30.A car runs for 1 hour at 33 km/h and then for 4 hours at 38 km/h. What is its average speed for the whole journey (in km/h)?
- 31.Kabir cycles to his school at 40 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)?
- 32.How many minutes does a car take to go 39 km at 36 km/h?
- 33.How many minutes does a car take to go 27 km at 54 km/h?
- 34.How many minutes does a car take to go 54 km at 72 km/h?
- 35.Kabir cycles to his school at 63 km/h and comes back by the same road at 18 km/h. What is his average speed for the whole trip (in km/h)?
- 36.A car runs for 4 hours at 46 km/h and then for 4 hours at 32 km/h. What is its average speed for the whole journey (in km/h)?
- 37.How many minutes does a car take to go 37 km at 30 km/h?
- 38.Change 90 km/h into metres per second.
- 39.A bus runs at 24 km/h. How far does it go in 50 minutes (in km)?
- 40.A car runs for 1 hour at 68 km/h and then for 1 hour at 38 km/h. What is its average speed for the whole journey (in km/h)?
Answer key
- 78
- 45
- 36
- 90
- 126
- 57
- 70
- 20
- 5
- 65
- 28
- 135
- 144
- 20
- 48
- 54
- 20
- 13
- 63
- 15
- 100
- 102
- 10
- 40
- 30
- 39
- 55
- 160
- 59
- 37
- 30
- 65
- 30
- 45
- 28
- 39
- 74
- 25
- 20
- 53
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