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Speed Distance Time Worksheet

Quantitative aptitude lesson 18: Speed, distance and time · Set 156 · 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).

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  1. 1.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)?
  2. 2.How many minutes does a car take to go 136 km at 40 km/h?
  3. 3.Change 20 m/s into km/h.
  4. 4.A car runs for 2 hours at 57 km/h and then for 3 hours at 67 km/h. What is its average speed for the whole journey (in km/h)?
  5. 5.Change 10 m/s into km/h.
  6. 6.A car runs for 2 hours at 57 km/h and then for 4 hours at 30 km/h. What is its average speed for the whole journey (in km/h)?
  7. 7.Change 18 km/h into metres per second.
  8. 8.A bus runs at 36 km/h. How far does it go in 90 minutes (in km)?
  9. 9.A car runs for 2 hours at 60 km/h and then for 1 hour at 51 km/h. What is its average speed for the whole journey (in km/h)?
  10. 10.A car runs for 3 hours at 67 km/h and then for 3 hours at 41 km/h. What is its average speed for the whole journey (in km/h)?
  11. 11.Kabir cycles to his school at 40 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)?
  12. 12.How many minutes does a car take to go 144 km at 30 km/h?
  13. 13.Change 25 m/s into km/h.
  14. 14.Kabir cycles to his school at 84 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)?
  15. 15.Kabir cycles to his school at 90 km/h and comes back by the same road at 30 km/h. What is his average speed for the whole trip (in km/h)?
  16. 16.Kabir cycles to his school at 24 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)?
  17. 17.How many minutes does a car take to go 36 km at 45 km/h?
  18. 18.A car runs for 2 hours at 60 km/h and then for 1 hour at 69 km/h. What is its average speed for the whole journey (in km/h)?
  19. 19.Change 30 m/s into km/h.
  20. 20.Kabir cycles to his school at 30 km/h and comes back by the same road at 15 km/h. What is his average speed for the whole trip (in km/h)?
  21. 21.A car runs for 4 hours at 29 km/h and then for 4 hours at 59 km/h. What is its average speed for the whole journey (in km/h)?
  22. 22.A bus runs at 54 km/h. How far does it go in 50 minutes (in km)?
  23. 23.A bus runs at 20 km/h. How far does it go in 30 minutes (in km)?
  24. 24.Change 72 km/h into metres per second.
  25. 25.How many minutes does a car take to go 42 km at 70 km/h?
  26. 26.Change 35 m/s into km/h.
  27. 27.How many minutes does a car take to go 138 km at 40 km/h?
  28. 28.How many minutes does a car take to go 134 km at 60 km/h?
  29. 29.A bus runs at 90 km/h. How far does it go in 90 minutes (in km)?
  30. 30.Kabir cycles to his school at 21 km/h and comes back by the same road at 77 km/h. What is his average speed for the whole trip (in km/h)?
  31. 31.Kabir cycles to his school at 42 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)?
  32. 32.Kabir cycles to his school at 75 km/h and comes back by the same road at 50 km/h. What is his average speed for the whole trip (in km/h)?
  33. 33.Kabir cycles to his school at 84 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)?
  34. 34.Change 90 km/h into metres per second.
  35. 35.How many minutes does a car take to go 35 km at 30 km/h?
  36. 36.A bus runs at 33 km/h. How far does it go in 40 minutes (in km)?
  37. 37.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)?
  38. 38.Kabir cycles to his school at 84 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)?
  39. 39.How many minutes does a car take to go 87 km at 30 km/h?
  40. 40.How many minutes does a car take to go 132 km at 72 km/h?

Answer key

  1. 22
  2. 204
  3. 72
  4. 63
  5. 36
  6. 39
  7. 5
  8. 54
  9. 57
  10. 54
  11. 55
  12. 288
  13. 90
  14. 42
  15. 45
  16. 16
  17. 48
  18. 63
  19. 108
  20. 20
  21. 44
  22. 45
  23. 10
  24. 20
  25. 36
  26. 126
  27. 207
  28. 134
  29. 135
  30. 33
  31. 48
  32. 60
  33. 56
  34. 25
  35. 70
  36. 22
  37. 36
  38. 21
  39. 174
  40. 110

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