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.A car runs for 3 hours at 62 km/h and then for 1 hour at 46 km/h. What is its average speed for the whole journey (in km/h)?
- 3.A bus runs at 20 km/h. How far does it go in 15 minutes (in km)?
- 4.Kabir cycles to his school at 42 km/h and comes back by the same road at 14 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 12 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.How many minutes does a car take to go 73 km at 30 km/h?
- 8.Kabir cycles to his school at 63 km/h and comes back by the same road at 18 km/h. What is his average speed for the whole trip (in km/h)?
- 9.A car runs for 1 hour at 23 km/h and then for 1 hour at 25 km/h. What is its average speed for the whole journey (in km/h)?
- 10.Change 5 m/s into km/h.
- 11.A car runs for 3 hours at 23 km/h and then for 3 hours at 61 km/h. What is its average speed for the whole journey (in km/h)?
- 12.A car runs for 2 hours at 73 km/h and then for 2 hours at 47 km/h. What is its average speed for the whole journey (in km/h)?
- 13.How many minutes does a car take to go 80 km at 40 km/h?
- 14.How many minutes does a car take to go 140 km at 40 km/h?
- 15.A bus runs at 68 km/h. How far does it go in 45 minutes (in km)?
- 16.A bus runs at 21 km/h. How far does it go in 20 minutes (in km)?
- 17.Change 40 m/s into km/h.
- 18.How many minutes does a car take to go 128 km at 30 km/h?
- 19.A bus runs at 56 km/h. How far does it go in 30 minutes (in km)?
- 20.Kabir cycles to his school at 33 km/h and comes back by the same road at 88 km/h. What is his average speed for the whole trip (in km/h)?
- 21.Kabir cycles to his school at 90 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)?
- 22.How many minutes does a car take to go 55 km at 30 km/h?
- 23.A bus runs at 68 km/h. How far does it go in 15 minutes (in km)?
- 24.How many minutes does a car take to go 140 km at 42 km/h?
- 25.A bus runs at 36 km/h. How far does it go in 20 minutes (in km)?
- 26.A car runs for 3 hours at 47 km/h and then for 2 hours at 62 km/h. What is its average speed for the whole journey (in km/h)?
- 27.Change 10 m/s into km/h.
- 28.How many minutes does a car take to go 18 km at 36 km/h?
- 29.How many minutes does a car take to go 150 km at 30 km/h?
- 30.A bus runs at 20 km/h. How far does it go in 30 minutes (in km)?
- 31.A bus runs at 51 km/h. How far does it go in 40 minutes (in km)?
- 32.Change 20 m/s into km/h.
- 33.A bus runs at 54 km/h. How far does it go in 20 minutes (in km)?
- 34.A car runs for 4 hours at 48 km/h and then for 1 hour at 38 km/h. What is its average speed for the whole journey (in km/h)?
- 35.Kabir cycles to his school at 48 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)?
- 36.A car runs for 2 hours at 53 km/h and then for 2 hours at 43 km/h. What is its average speed for the whole journey (in km/h)?
- 37.A car runs for 1 hour at 76 km/h and then for 4 hours at 41 km/h. What is its average speed for the whole journey (in km/h)?
- 38.A bus runs at 72 km/h. How far does it go in 90 minutes (in km)?
- 39.A bus runs at 70 km/h. How far does it go in 90 minutes (in km)?
- 40.Kabir cycles to his school at 12 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)?
Answer key
- 5
- 58
- 5
- 21
- 15
- 16
- 146
- 28
- 24
- 18
- 42
- 60
- 120
- 210
- 51
- 7
- 144
- 256
- 28
- 48
- 18
- 110
- 17
- 200
- 12
- 53
- 36
- 30
- 300
- 10
- 34
- 72
- 18
- 46
- 60
- 48
- 48
- 108
- 105
- 21
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