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 36 km/h into metres per second.
- 2.A car runs for 2 hours at 78 km/h and then for 2 hours at 40 km/h. What is its average speed for the whole journey (in km/h)?
- 3.A car runs for 3 hours at 58 km/h and then for 2 hours at 63 km/h. What is its average speed for the whole journey (in km/h)?
- 4.Change 20 m/s into km/h.
- 5.How many minutes does a car take to go 77 km at 33 km/h?
- 6.How many minutes does a car take to go 62 km at 31 km/h?
- 7.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)?
- 8.Change 25 m/s into km/h.
- 9.Change 90 km/h into metres per second.
- 10.How many minutes does a car take to go 110 km at 75 km/h?
- 11.A bus runs at 42 km/h. How far does it go in 10 minutes (in km)?
- 12.Change 15 m/s into km/h.
- 13.A bus runs at 45 km/h. How far does it go in 20 minutes (in km)?
- 14.A bus runs at 28 km/h. How far does it go in 45 minutes (in km)?
- 15.How many minutes does a car take to go 84 km at 45 km/h?
- 16.How many minutes does a car take to go 78 km at 78 km/h?
- 17.A car runs for 4 hours at 62 km/h and then for 4 hours at 30 km/h. What is its average speed for the whole journey (in km/h)?
- 18.A car runs for 2 hours at 48 km/h and then for 1 hour at 54 km/h. What is its average speed for the whole journey (in km/h)?
- 19.Kabir cycles to his school at 15 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)?
- 20.Kabir cycles to his school at 15 km/h and comes back by the same road at 35 km/h. What is his average speed for the whole trip (in km/h)?
- 21.A car runs for 4 hours at 21 km/h and then for 4 hours at 23 km/h. What is its average speed for the whole journey (in km/h)?
- 22.A bus runs at 88 km/h. How far does it go in 30 minutes (in km)?
- 23.Change 35 m/s into km/h.
- 24.Change 5 m/s into km/h.
- 25.Kabir cycles to his school at 21 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)?
- 26.Kabir cycles to his school at 60 km/h and comes back by the same road at 12 km/h. What is his average speed for the whole trip (in km/h)?
- 27.Kabir cycles to his school at 36 km/h and comes back by the same road at 72 km/h. What is his average speed for the whole trip (in km/h)?
- 28.Change 18 km/h into metres per second.
- 29.Change 54 km/h into metres per second.
- 30.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)?
- 31.A car runs for 3 hours at 78 km/h and then for 2 hours at 43 km/h. What is its average speed for the whole journey (in km/h)?
- 32.A bus runs at 32 km/h. How far does it go in 15 minutes (in km)?
- 33.Change 108 km/h into metres per second.
- 34.Change 72 km/h into metres per second.
- 35.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)?
- 36.Change 40 m/s into km/h.
- 37.Change 30 m/s into km/h.
- 38.How many minutes does a car take to go 128 km at 32 km/h?
- 39.How many minutes does a car take to go 46 km at 46 km/h?
- 40.How many minutes does a car take to go 33 km at 60 km/h?
Answer key
- 10
- 59
- 60
- 72
- 140
- 120
- 30
- 90
- 25
- 88
- 7
- 54
- 15
- 21
- 112
- 60
- 46
- 50
- 12
- 21
- 22
- 44
- 126
- 18
- 28
- 20
- 48
- 5
- 15
- 24
- 64
- 8
- 30
- 20
- 18
- 144
- 108
- 240
- 60
- 33
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