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 20 m/s into km/h.
- 3.Kabir cycles to his school at 40 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)?
- 4.Change 90 km/h into metres per second.
- 5.Change 30 m/s into km/h.
- 6.A bus runs at 24 km/h. How far does it go in 20 minutes (in km)?
- 7.How many minutes does a car take to go 108 km at 80 km/h?
- 8.Change 25 m/s into km/h.
- 9.How many minutes does a car take to go 32 km at 48 km/h?
- 10.Kabir cycles to his school at 20 km/h and comes back by the same road at 80 km/h. What is his average speed for the whole trip (in km/h)?
- 11.A car runs for 1 hour at 54 km/h and then for 1 hour at 40 km/h. What is its average speed for the whole journey (in km/h)?
- 12.A bus runs at 63 km/h. How far does it go in 40 minutes (in km)?
- 13.A bus runs at 51 km/h. How far does it go in 40 minutes (in km)?
- 14.A car runs for 4 hours at 36 km/h and then for 4 hours at 24 km/h. What is its average speed for the whole journey (in km/h)?
- 15.Change 40 m/s into km/h.
- 16.Kabir cycles to his school at 90 km/h and comes back by the same road at 60 km/h. What is his average speed for the whole trip (in km/h)?
- 17.A car runs for 3 hours at 61 km/h and then for 1 hour at 57 km/h. What is its average speed for the whole journey (in km/h)?
- 18.Kabir cycles to his school at 27 km/h and comes back by the same road at 54 km/h. What is his average speed for the whole trip (in km/h)?
- 19.A bus runs at 36 km/h. How far does it go in 45 minutes (in km)?
- 20.Change 108 km/h into metres per second.
- 21.Change 54 km/h into metres per second.
- 22.How many minutes does a car take to go 100 km at 50 km/h?
- 23.A bus runs at 48 km/h. How far does it go in 45 minutes (in km)?
- 24.How many minutes does a car take to go 92 km at 80 km/h?
- 25.A car runs for 2 hours at 42 km/h and then for 2 hours at 30 km/h. What is its average speed for the whole journey (in km/h)?
- 26.How many minutes does a car take to go 91 km at 30 km/h?
- 27.Kabir cycles to his school at 18 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)?
- 28.How many minutes does a car take to go 12 km at 45 km/h?
- 29.Kabir cycles to his school at 40 km/h and comes back by the same road at 60 km/h. What is his average speed for the whole trip (in km/h)?
- 30.Change 5 m/s into km/h.
- 31.A car runs for 2 hours at 46 km/h and then for 2 hours at 70 km/h. What is its average speed for the whole journey (in km/h)?
- 32.Kabir cycles to his school at 56 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 136 km at 30 km/h?
- 34.A car runs for 3 hours at 27 km/h and then for 3 hours at 31 km/h. What is its average speed for the whole journey (in km/h)?
- 35.Kabir cycles to his school at 28 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.Kabir cycles to his school at 30 km/h and comes back by the same road at 20 km/h. What is his average speed for the whole trip (in km/h)?
- 37.How many minutes does a car take to go 21 km at 35 km/h?
- 38.A car runs for 1 hour at 76 km/h and then for 1 hour at 54 km/h. What is its average speed for the whole journey (in km/h)?
- 39.A car runs for 4 hours at 41 km/h and then for 4 hours at 35 km/h. What is its average speed for the whole journey (in km/h)?
- 40.Kabir cycles to his school at 60 km/h and comes back by the same road at 40 km/h. What is his average speed for the whole trip (in km/h)?
Answer key
- 5
- 72
- 16
- 25
- 108
- 8
- 81
- 90
- 40
- 32
- 47
- 42
- 34
- 30
- 144
- 72
- 60
- 36
- 27
- 30
- 15
- 120
- 36
- 69
- 36
- 182
- 30
- 16
- 48
- 18
- 58
- 48
- 272
- 29
- 24
- 24
- 36
- 65
- 38
- 48
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