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 20 m/s into km/h.
- 3.Kabir cycles to his school at 15 km/h and comes back by the same road at 75 km/h. What is his average speed for the whole trip (in km/h)?
- 4.A bus runs at 78 km/h. How far does it go in 40 minutes (in km)?
- 5.Change 108 km/h into metres per second.
- 6.How many minutes does a car take to go 35 km at 70 km/h?
- 7.A car runs for 1 hour at 55 km/h and then for 3 hours at 47 km/h. What is its average speed for the whole journey (in km/h)?
- 8.How many minutes does a car take to go 48 km at 60 km/h?
- 9.A bus runs at 42 km/h. How far does it go in 50 minutes (in km)?
- 10.Kabir cycles to his school at 22 km/h and comes back by the same road at 66 km/h. What is his average speed for the whole trip (in km/h)?
- 11.A bus runs at 30 km/h. How far does it go in 20 minutes (in km)?
- 12.A bus runs at 66 km/h. How far does it go in 90 minutes (in km)?
- 13.Change 36 km/h into metres per second.
- 14.A car runs for 1 hour at 76 km/h and then for 1 hour at 20 km/h. What is its average speed for the whole journey (in km/h)?
- 15.How many minutes does a car take to go 80 km at 40 km/h?
- 16.Change 35 m/s into km/h.
- 17.A car runs for 2 hours at 79 km/h and then for 1 hour at 67 km/h. What is its average speed for the whole journey (in km/h)?
- 18.A bus runs at 46 km/h. How far does it go in 30 minutes (in km)?
- 19.Change 54 km/h into metres per second.
- 20.How many minutes does a car take to go 44 km at 40 km/h?
- 21.Change 15 m/s into km/h.
- 22.A car runs for 4 hours at 77 km/h and then for 4 hours at 35 km/h. What is its average speed for the whole journey (in km/h)?
- 23.A bus runs at 36 km/h. How far does it go in 15 minutes (in km)?
- 24.Change 72 km/h into metres per second.
- 25.Kabir cycles to his school at 88 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)?
- 26.A bus runs at 48 km/h. How far does it go in 20 minutes (in km)?
- 27.A bus runs at 27 km/h. How far does it go in 40 minutes (in km)?
- 28.How many minutes does a car take to go 128 km at 80 km/h?
- 29.How many minutes does a car take to go 24 km at 40 km/h?
- 30.A car runs for 2 hours at 29 km/h and then for 2 hours at 65 km/h. What is its average speed for the whole journey (in km/h)?
- 31.A car runs for 2 hours at 65 km/h and then for 3 hours at 20 km/h. What is its average speed for the whole journey (in km/h)?
- 32.How many minutes does a car take to go 138 km at 45 km/h?
- 33.A car runs for 4 hours at 26 km/h and then for 2 hours at 32 km/h. What is its average speed for the whole journey (in km/h)?
- 34.A car runs for 1 hour at 25 km/h and then for 4 hours at 50 km/h. What is its average speed for the whole journey (in km/h)?
- 35.A bus runs at 76 km/h. How far does it go in 30 minutes (in km)?
- 36.Change 18 km/h into metres per second.
- 37.A car runs for 4 hours at 56 km/h and then for 2 hours at 35 km/h. What is its average speed for the whole journey (in km/h)?
- 38.Change 5 m/s into km/h.
- 39.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)?
- 40.A car runs for 1 hour at 35 km/h and then for 4 hours at 30 km/h. What is its average speed for the whole journey (in km/h)?
Answer key
- 90
- 72
- 25
- 52
- 30
- 30
- 49
- 48
- 35
- 33
- 10
- 99
- 10
- 48
- 120
- 126
- 75
- 23
- 15
- 66
- 54
- 56
- 9
- 20
- 55
- 16
- 18
- 96
- 36
- 47
- 38
- 184
- 28
- 45
- 38
- 5
- 49
- 18
- 24
- 31
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