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 1 hour at 77 km/h and then for 1 hour at 71 km/h. What is its average speed for the whole journey (in km/h)?
- 2.Change 108 km/h into metres per second.
- 3.Change 90 km/h into metres per second.
- 4.A bus runs at 52 km/h. How far does it go in 45 minutes (in km)?
- 5.How many minutes does a car take to go 27 km at 60 km/h?
- 6.A bus runs at 42 km/h. How far does it go in 20 minutes (in km)?
- 7.How many minutes does a car take to go 121 km at 33 km/h?
- 8.How many minutes does a car take to go 71 km at 60 km/h?
- 9.Change 54 km/h into metres per second.
- 10.How many minutes does a car take to go 49 km at 70 km/h?
- 11.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)?
- 12.Change 18 km/h into metres per second.
- 13.Change 72 km/h into metres per second.
- 14.A bus runs at 66 km/h. How far does it go in 40 minutes (in km)?
- 15.Change 30 m/s into km/h.
- 16.Kabir cycles to his school at 66 km/h and comes back by the same road at 55 km/h. What is his average speed for the whole trip (in km/h)?
- 17.How many minutes does a car take to go 144 km at 64 km/h?
- 18.How many minutes does a car take to go 51 km at 51 km/h?
- 19.How many minutes does a car take to go 84 km at 30 km/h?
- 20.A bus runs at 44 km/h. How far does it go in 45 minutes (in km)?
- 21.Change 10 m/s into km/h.
- 22.A bus runs at 66 km/h. How far does it go in 10 minutes (in km)?
- 23.A car runs for 1 hour at 25 km/h and then for 1 hour at 69 km/h. What is its average speed for the whole journey (in km/h)?
- 24.Change 20 m/s into km/h.
- 25.Change 15 m/s into km/h.
- 26.A car runs for 2 hours at 60 km/h and then for 2 hours at 36 km/h. What is its average speed for the whole journey (in km/h)?
- 27.Change 35 m/s into km/h.
- 28.A car runs for 1 hour at 21 km/h and then for 1 hour at 33 km/h. What is its average speed for the whole journey (in km/h)?
- 29.A bus runs at 48 km/h. How far does it go in 10 minutes (in km)?
- 30.A car runs for 2 hours at 32 km/h and then for 2 hours at 26 km/h. What is its average speed for the whole journey (in km/h)?
- 31.Change 25 m/s into km/h.
- 32.Kabir cycles to his school at 30 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)?
- 33.How many minutes does a car take to go 50 km at 30 km/h?
- 34.How many minutes does a car take to go 65 km at 65 km/h?
- 35.A bus runs at 64 km/h. How far does it go in 30 minutes (in km)?
- 36.How many minutes does a car take to go 74 km at 74 km/h?
- 37.A bus runs at 57 km/h. How far does it go in 40 minutes (in km)?
- 38.Change 5 m/s into km/h.
- 39.How many minutes does a car take to go 33 km at 44 km/h?
- 40.How many minutes does a car take to go 18 km at 30 km/h?
Answer key
- 74
- 30
- 25
- 39
- 27
- 14
- 220
- 71
- 15
- 42
- 33
- 5
- 20
- 44
- 108
- 60
- 135
- 60
- 168
- 33
- 36
- 11
- 47
- 72
- 54
- 48
- 126
- 27
- 8
- 29
- 90
- 35
- 100
- 60
- 32
- 60
- 38
- 18
- 45
- 36
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