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.Change 18 km/h into metres per second.
- 3.Change 36 km/h into metres per second.
- 4.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)?
- 5.Change 54 km/h into metres per second.
- 6.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)?
- 7.A car runs for 3 hours at 35 km/h and then for 2 hours at 70 km/h. What is its average speed for the whole journey (in km/h)?
- 8.Change 35 m/s into km/h.
- 9.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)?
- 10.Change 15 m/s into km/h.
- 11.Change 10 m/s into km/h.
- 12.Change 20 m/s into km/h.
- 13.A bus runs at 56 km/h. How far does it go in 45 minutes (in km)?
- 14.A car runs for 4 hours at 56 km/h and then for 3 hours at 28 km/h. What is its average speed for the whole journey (in km/h)?
- 15.A car runs for 1 hour at 65 km/h and then for 1 hour at 37 km/h. What is its average speed for the whole journey (in km/h)?
- 16.A car runs for 2 hours at 25 km/h and then for 4 hours at 34 km/h. What is its average speed for the whole journey (in km/h)?
- 17.A car runs for 3 hours at 30 km/h and then for 3 hours at 64 km/h. What is its average speed for the whole journey (in km/h)?
- 18.How many minutes does a car take to go 112 km at 40 km/h?
- 19.A car runs for 3 hours at 54 km/h and then for 3 hours at 20 km/h. What is its average speed for the whole journey (in km/h)?
- 20.A bus runs at 42 km/h. How far does it go in 20 minutes (in km)?
- 21.How many minutes does a car take to go 82 km at 30 km/h?
- 22.A car runs for 1 hour at 65 km/h and then for 1 hour at 59 km/h. What is its average speed for the whole journey (in km/h)?
- 23.Change 90 km/h into metres per second.
- 24.A car runs for 4 hours at 50 km/h and then for 4 hours at 72 km/h. What is its average speed for the whole journey (in km/h)?
- 25.Change 72 km/h into metres per second.
- 26.A car runs for 1 hour at 26 km/h and then for 4 hours at 71 km/h. What is its average speed for the whole journey (in km/h)?
- 27.Change 5 m/s into km/h.
- 28.Change 108 km/h into metres per second.
- 29.A bus runs at 40 km/h. How far does it go in 45 minutes (in km)?
- 30.A bus runs at 48 km/h. How far does it go in 15 minutes (in km)?
- 31.A bus runs at 50 km/h. How far does it go in 30 minutes (in km)?
- 32.Kabir cycles to his school at 84 km/h and comes back by the same road at 28 km/h. What is his average speed for the whole trip (in km/h)?
- 33.Change 40 m/s into km/h.
- 34.How many minutes does a car take to go 20 km at 30 km/h?
- 35.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)?
- 36.How many minutes does a car take to go 138 km at 60 km/h?
- 37.A bus runs at 27 km/h. How far does it go in 20 minutes (in km)?
- 38.How many minutes does a car take to go 112 km at 70 km/h?
- 39.A car runs for 2 hours at 69 km/h and then for 3 hours at 54 km/h. What is its average speed for the whole journey (in km/h)?
- 40.How many minutes does a car take to go 33 km at 45 km/h?
Answer key
- 90
- 5
- 10
- 36
- 15
- 32
- 49
- 126
- 23
- 54
- 36
- 72
- 42
- 44
- 51
- 31
- 47
- 168
- 37
- 14
- 164
- 62
- 25
- 61
- 20
- 62
- 18
- 30
- 30
- 12
- 25
- 42
- 144
- 40
- 33
- 138
- 9
- 96
- 60
- 44
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