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.Kabir cycles to his school at 66 km/h and comes back by the same road at 22 km/h. What is his average speed for the whole trip (in km/h)?
- 3.A car runs for 3 hours at 50 km/h and then for 3 hours at 72 km/h. What is its average speed for the whole journey (in km/h)?
- 4.Change 90 km/h into metres per second.
- 5.Change 108 km/h into metres per second.
- 6.A car runs for 4 hours at 35 km/h and then for 4 hours at 63 km/h. What is its average speed for the whole journey (in km/h)?
- 7.A bus runs at 24 km/h. How far does it go in 50 minutes (in km)?
- 8.A bus runs at 78 km/h. How far does it go in 90 minutes (in km)?
- 9.How many minutes does a car take to go 70 km at 60 km/h?
- 10.How many minutes does a car take to go 33 km at 60 km/h?
- 11.A car runs for 4 hours at 57 km/h and then for 4 hours at 75 km/h. What is its average speed for the whole journey (in km/h)?
- 12.A bus runs at 54 km/h. How far does it go in 10 minutes (in km)?
- 13.Change 15 m/s into km/h.
- 14.Change 35 m/s into km/h.
- 15.Change 5 m/s into km/h.
- 16.Change 30 m/s into km/h.
- 17.How many minutes does a car take to go 56 km at 42 km/h?
- 18.Kabir cycles to his school at 30 km/h and comes back by the same road at 70 km/h. What is his average speed for the whole trip (in km/h)?
- 19.Kabir cycles to his school at 45 km/h and comes back by the same road at 36 km/h. What is his average speed for the whole trip (in km/h)?
- 20.Change 72 km/h into metres per second.
- 21.A bus runs at 80 km/h. How far does it go in 45 minutes (in km)?
- 22.Kabir cycles to his school at 21 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)?
- 23.Change 10 m/s into km/h.
- 24.A car runs for 4 hours at 58 km/h and then for 1 hour at 63 km/h. What is its average speed for the whole journey (in km/h)?
- 25.How many minutes does a car take to go 17 km at 68 km/h?
- 26.How many minutes does a car take to go 77 km at 44 km/h?
- 27.A bus runs at 56 km/h. How far does it go in 15 minutes (in km)?
- 28.Change 18 km/h into metres per second.
- 29.How many minutes does a car take to go 39 km at 65 km/h?
- 30.How many minutes does a car take to go 15 km at 30 km/h?
- 31.A car runs for 2 hours at 77 km/h and then for 4 hours at 32 km/h. What is its average speed for the whole journey (in km/h)?
- 32.A bus runs at 84 km/h. How far does it go in 15 minutes (in km)?
- 33.A car runs for 1 hour at 62 km/h and then for 2 hours at 74 km/h. What is its average speed for the whole journey (in km/h)?
- 34.Kabir cycles to his school at 36 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)?
- 35.How many minutes does a car take to go 35 km at 60 km/h?
- 36.How many minutes does a car take to go 147 km at 49 km/h?
- 37.How many minutes does a car take to go 136 km at 68 km/h?
- 38.Change 40 m/s into km/h.
- 39.A car runs for 2 hours at 32 km/h and then for 3 hours at 22 km/h. What is its average speed for the whole journey (in km/h)?
- 40.A car runs for 3 hours at 65 km/h and then for 4 hours at 23 km/h. What is its average speed for the whole journey (in km/h)?
Answer key
- 90
- 33
- 61
- 25
- 30
- 49
- 20
- 117
- 70
- 33
- 66
- 9
- 54
- 126
- 18
- 108
- 80
- 42
- 40
- 20
- 60
- 24
- 36
- 59
- 15
- 105
- 14
- 5
- 36
- 30
- 47
- 21
- 70
- 45
- 35
- 180
- 120
- 144
- 26
- 41
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