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 2 hours at 55 km/h and then for 1 hour at 25 km/h. What is its average speed for the whole journey (in km/h)?
- 2.Change 40 m/s into km/h.
- 3.Kabir cycles to his school at 60 km/h and comes back by the same road at 36 km/h. What is his average speed for the whole trip (in km/h)?
- 4.A bus runs at 40 km/h. How far does it go in 90 minutes (in km)?
- 5.How many minutes does a car take to go 49 km at 49 km/h?
- 6.Change 54 km/h into metres per second.
- 7.Change 35 m/s into km/h.
- 8.A bus runs at 27 km/h. How far does it go in 20 minutes (in km)?
- 9.How many minutes does a car take to go 70 km at 50 km/h?
- 10.A car runs for 1 hour at 69 km/h and then for 2 hours at 33 km/h. What is its average speed for the whole journey (in km/h)?
- 11.Change 108 km/h into metres per second.
- 12.Change 72 km/h into metres per second.
- 13.Kabir cycles to his school at 30 km/h and comes back by the same road at 10 km/h. What is his average speed for the whole trip (in km/h)?
- 14.A bus runs at 24 km/h. How far does it go in 20 minutes (in km)?
- 15.A car runs for 1 hour at 25 km/h and then for 2 hours at 70 km/h. What is its average speed for the whole journey (in km/h)?
- 16.A car runs for 3 hours at 22 km/h and then for 3 hours at 54 km/h. What is its average speed for the whole journey (in km/h)?
- 17.How many minutes does a car take to go 88 km at 32 km/h?
- 18.A bus runs at 75 km/h. How far does it go in 20 minutes (in km)?
- 19.A car runs for 3 hours at 75 km/h and then for 3 hours at 51 km/h. What is its average speed for the whole journey (in km/h)?
- 20.A bus runs at 64 km/h. How far does it go in 45 minutes (in km)?
- 21.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)?
- 22.Change 30 m/s into km/h.
- 23.Kabir cycles to his school at 48 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)?
- 24.A bus runs at 75 km/h. How far does it go in 40 minutes (in km)?
- 25.A car runs for 4 hours at 45 km/h and then for 3 hours at 52 km/h. What is its average speed for the whole journey (in km/h)?
- 26.How many minutes does a car take to go 130 km at 40 km/h?
- 27.Change 36 km/h into metres per second.
- 28.How many minutes does a car take to go 150 km at 36 km/h?
- 29.How many minutes does a car take to go 60 km at 75 km/h?
- 30.A car runs for 1 hour at 53 km/h and then for 1 hour at 31 km/h. What is its average speed for the whole journey (in km/h)?
- 31.Kabir cycles to his school at 90 km/h and comes back by the same road at 10 km/h. What is his average speed for the whole trip (in km/h)?
- 32.A bus runs at 68 km/h. How far does it go in 30 minutes (in km)?
- 33.Change 5 m/s into km/h.
- 34.How many minutes does a car take to go 90 km at 36 km/h?
- 35.How many minutes does a car take to go 132 km at 55 km/h?
- 36.A car runs for 4 hours at 80 km/h and then for 4 hours at 34 km/h. What is its average speed for the whole journey (in km/h)?
- 37.A bus runs at 62 km/h. How far does it go in 90 minutes (in km)?
- 38.A car runs for 2 hours at 60 km/h and then for 4 hours at 27 km/h. What is its average speed for the whole journey (in km/h)?
- 39.A car runs for 3 hours at 52 km/h and then for 3 hours at 40 km/h. What is its average speed for the whole journey (in km/h)?
- 40.A car runs for 2 hours at 35 km/h and then for 2 hours at 53 km/h. What is its average speed for the whole journey (in km/h)?
Answer key
- 45
- 144
- 45
- 60
- 60
- 15
- 126
- 9
- 84
- 45
- 30
- 20
- 15
- 8
- 55
- 38
- 165
- 25
- 63
- 48
- 20
- 108
- 32
- 50
- 48
- 195
- 10
- 250
- 48
- 42
- 18
- 34
- 18
- 150
- 144
- 57
- 93
- 38
- 46
- 44
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