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 25 m/s into km/h.
- 2.A car runs for 3 hours at 77 km/h and then for 1 hour at 65 km/h. What is its average speed for the whole journey (in km/h)?
- 3.Change 10 m/s into km/h.
- 4.How many minutes does a car take to go 136 km at 51 km/h?
- 5.Change 30 m/s into km/h.
- 6.Kabir cycles to his school at 63 km/h and comes back by the same road at 84 km/h. What is his average speed for the whole trip (in km/h)?
- 7.Change 18 km/h into metres per second.
- 8.Change 40 m/s into km/h.
- 9.How many minutes does a car take to go 22 km at 44 km/h?
- 10.How many minutes does a car take to go 40 km at 75 km/h?
- 11.A car runs for 2 hours at 73 km/h and then for 4 hours at 46 km/h. What is its average speed for the whole journey (in km/h)?
- 12.Change 90 km/h into metres per second.
- 13.A car runs for 1 hour at 79 km/h and then for 1 hour at 35 km/h. What is its average speed for the whole journey (in km/h)?
- 14.A bus runs at 32 km/h. How far does it go in 30 minutes (in km)?
- 15.Change 54 km/h into metres per second.
- 16.How many minutes does a car take to go 57 km at 60 km/h?
- 17.How many minutes does a car take to go 123 km at 60 km/h?
- 18.Change 5 m/s into km/h.
- 19.A bus runs at 80 km/h. How far does it go in 45 minutes (in km)?
- 20.Change 108 km/h into metres per second.
- 21.Change 20 m/s into km/h.
- 22.Kabir cycles to his school at 39 km/h and comes back by the same road at 78 km/h. What is his average speed for the whole trip (in km/h)?
- 23.A bus runs at 40 km/h. How far does it go in 45 minutes (in km)?
- 24.A bus runs at 60 km/h. How far does it go in 90 minutes (in km)?
- 25.How many minutes does a car take to go 120 km at 80 km/h?
- 26.A bus runs at 28 km/h. How far does it go in 90 minutes (in km)?
- 27.How many minutes does a car take to go 68 km at 60 km/h?
- 28.A bus runs at 22 km/h. How far does it go in 90 minutes (in km)?
- 29.How many minutes does a car take to go 21 km at 63 km/h?
- 30.A bus runs at 86 km/h. How far does it go in 30 minutes (in km)?
- 31.Kabir cycles to his school at 15 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.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)?
- 33.Kabir cycles to his school at 42 km/h and comes back by the same road at 21 km/h. What is his average speed for the whole trip (in km/h)?
- 34.Kabir cycles to his school at 30 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)?
- 35.How many minutes does a car take to go 86 km at 60 km/h?
- 36.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)?
- 37.How many minutes does a car take to go 122 km at 40 km/h?
- 38.A car runs for 1 hour at 77 km/h and then for 2 hours at 38 km/h. What is its average speed for the whole journey (in km/h)?
- 39.Kabir cycles to his school at 77 km/h and comes back by the same road at 21 km/h. What is his average speed for the whole trip (in km/h)?
- 40.A bus runs at 42 km/h. How far does it go in 90 minutes (in km)?
Answer key
- 90
- 74
- 36
- 160
- 108
- 72
- 5
- 144
- 30
- 32
- 55
- 25
- 57
- 16
- 15
- 57
- 123
- 18
- 60
- 30
- 72
- 52
- 30
- 90
- 90
- 42
- 68
- 33
- 20
- 43
- 12
- 32
- 28
- 45
- 86
- 20
- 183
- 51
- 33
- 63
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