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 18 km/h into metres per second.
- 2.Change 90 km/h into metres per second.
- 3.Change 108 km/h into metres per second.
- 4.A car runs for 4 hours at 59 km/h and then for 4 hours at 29 km/h. What is its average speed for the whole journey (in km/h)?
- 5.A car runs for 4 hours at 46 km/h and then for 3 hours at 67 km/h. What is its average speed for the whole journey (in km/h)?
- 6.A car runs for 2 hours at 33 km/h and then for 3 hours at 68 km/h. What is its average speed for the whole journey (in km/h)?
- 7.Change 15 m/s into km/h.
- 8.Change 36 km/h into metres per second.
- 9.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)?
- 10.Change 10 m/s into km/h.
- 11.A bus runs at 24 km/h. How far does it go in 10 minutes (in km)?
- 12.Change 72 km/h into metres per second.
- 13.A bus runs at 84 km/h. How far does it go in 15 minutes (in km)?
- 14.How many minutes does a car take to go 36 km at 80 km/h?
- 15.A bus runs at 26 km/h. How far does it go in 90 minutes (in km)?
- 16.Change 54 km/h into metres per second.
- 17.A bus runs at 20 km/h. How far does it go in 45 minutes (in km)?
- 18.A car runs for 4 hours at 70 km/h and then for 4 hours at 26 km/h. What is its average speed for the whole journey (in km/h)?
- 19.A car runs for 1 hour at 77 km/h and then for 2 hours at 71 km/h. What is its average speed for the whole journey (in km/h)?
- 20.A bus runs at 48 km/h. How far does it go in 20 minutes (in km)?
- 21.Change 30 m/s into km/h.
- 22.Kabir cycles to his school at 45 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)?
- 23.Kabir cycles to his school at 35 km/h and comes back by the same road at 63 km/h. What is his average speed for the whole trip (in km/h)?
- 24.Change 40 m/s into km/h.
- 25.How many minutes does a car take to go 138 km at 69 km/h?
- 26.Change 20 m/s into km/h.
- 27.A bus runs at 40 km/h. How far does it go in 30 minutes (in km)?
- 28.How many minutes does a car take to go 144 km at 36 km/h?
- 29.A car runs for 2 hours at 62 km/h and then for 1 hour at 71 km/h. What is its average speed for the whole journey (in km/h)?
- 30.A bus runs at 42 km/h. How far does it go in 20 minutes (in km)?
- 31.A car runs for 1 hour at 66 km/h and then for 1 hour at 34 km/h. What is its average speed for the whole journey (in km/h)?
- 32.How many minutes does a car take to go 110 km at 44 km/h?
- 33.A car runs for 2 hours at 58 km/h and then for 2 hours at 72 km/h. What is its average speed for the whole journey (in km/h)?
- 34.A car runs for 2 hours at 61 km/h and then for 3 hours at 36 km/h. What is its average speed for the whole journey (in km/h)?
- 35.A car runs for 4 hours at 27 km/h and then for 4 hours at 39 km/h. What is its average speed for the whole journey (in km/h)?
- 36.A car runs for 3 hours at 21 km/h and then for 3 hours at 25 km/h. What is its average speed for the whole journey (in km/h)?
- 37.A bus runs at 36 km/h. How far does it go in 10 minutes (in km)?
- 38.A car runs for 1 hour at 32 km/h and then for 2 hours at 53 km/h. What is its average speed for the whole journey (in km/h)?
- 39.How many minutes does a car take to go 98 km at 35 km/h?
- 40.How many minutes does a car take to go 110 km at 33 km/h?
Answer key
- 5
- 25
- 30
- 44
- 55
- 54
- 54
- 10
- 35
- 36
- 4
- 20
- 21
- 27
- 39
- 15
- 15
- 48
- 73
- 16
- 108
- 36
- 45
- 144
- 120
- 72
- 20
- 240
- 65
- 14
- 50
- 150
- 65
- 46
- 33
- 23
- 6
- 46
- 168
- 200
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