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Speed Distance Time Worksheet

Quantitative aptitude lesson 18: Speed, distance and time · Set 82 · 40 questions
TalentJR

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. 1.Kabir cycles to his school at 36 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)?
  2. 2.Change 18 km/h into metres per second.
  3. 3.Change 36 km/h into metres per second.
  4. 4.Change 90 km/h into metres per second.
  5. 5.A bus runs at 68 km/h. How far does it go in 15 minutes (in km)?
  6. 6.Change 20 m/s into km/h.
  7. 7.Change 10 m/s into km/h.
  8. 8.Kabir cycles to his school at 60 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)?
  9. 9.Kabir cycles to his school at 39 km/h and comes back by the same road at 78 km/h. What is his average speed for the whole trip (in km/h)?
  10. 10.A car runs for 4 hours at 50 km/h and then for 1 hour at 30 km/h. What is its average speed for the whole journey (in km/h)?
  11. 11.A car runs for 2 hours at 33 km/h and then for 4 hours at 24 km/h. What is its average speed for the whole journey (in km/h)?
  12. 12.Kabir cycles to his school at 72 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)?
  13. 13.Kabir cycles to his school at 20 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)?
  14. 14.A car runs for 1 hour at 46 km/h and then for 1 hour at 20 km/h. What is its average speed for the whole journey (in km/h)?
  15. 15.A car runs for 4 hours at 78 km/h and then for 2 hours at 51 km/h. What is its average speed for the whole journey (in km/h)?
  16. 16.A car runs for 4 hours at 20 km/h and then for 1 hour at 65 km/h. What is its average speed for the whole journey (in km/h)?
  17. 17.How many minutes does a car take to go 78 km at 30 km/h?
  18. 18.Change 30 m/s into km/h.
  19. 19.Change 72 km/h into metres per second.
  20. 20.A car runs for 1 hour at 68 km/h and then for 1 hour at 26 km/h. What is its average speed for the whole journey (in km/h)?
  21. 21.How many minutes does a car take to go 51 km at 34 km/h?
  22. 22.A car runs for 1 hour at 73 km/h and then for 1 hour at 63 km/h. What is its average speed for the whole journey (in km/h)?
  23. 23.Change 5 m/s into km/h.
  24. 24.A car runs for 4 hours at 28 km/h and then for 3 hours at 56 km/h. What is its average speed for the whole journey (in km/h)?
  25. 25.Change 54 km/h into metres per second.
  26. 26.How many minutes does a car take to go 106 km at 30 km/h?
  27. 27.How many minutes does a car take to go 10 km at 40 km/h?
  28. 28.A bus runs at 69 km/h. How far does it go in 40 minutes (in km)?
  29. 29.How many minutes does a car take to go 138 km at 40 km/h?
  30. 30.A car runs for 2 hours at 79 km/h and then for 2 hours at 71 km/h. What is its average speed for the whole journey (in km/h)?
  31. 31.Change 15 m/s into km/h.
  32. 32.How many minutes does a car take to go 144 km at 32 km/h?
  33. 33.A car runs for 3 hours at 35 km/h and then for 3 hours at 29 km/h. What is its average speed for the whole journey (in km/h)?
  34. 34.Kabir cycles to his school at 72 km/h and comes back by the same road at 56 km/h. What is his average speed for the whole trip (in km/h)?
  35. 35.Change 40 m/s into km/h.
  36. 36.Kabir cycles to his school at 63 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)?
  37. 37.Kabir cycles to his school at 36 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)?
  38. 38.Kabir cycles to his school at 72 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)?
  39. 39.Kabir cycles to his school at 54 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)?
  40. 40.Change 25 m/s into km/h.

Answer key

  1. 24
  2. 5
  3. 10
  4. 25
  5. 17
  6. 72
  7. 36
  8. 70
  9. 52
  10. 46
  11. 27
  12. 36
  13. 15
  14. 33
  15. 69
  16. 29
  17. 156
  18. 108
  19. 20
  20. 47
  21. 90
  22. 68
  23. 18
  24. 40
  25. 15
  26. 212
  27. 15
  28. 46
  29. 207
  30. 75
  31. 54
  32. 270
  33. 32
  34. 63
  35. 144
  36. 45
  37. 18
  38. 48
  39. 27
  40. 90

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