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Speed Distance Time Worksheet

Quantitative aptitude lesson 18: Speed, distance and time · Set 673 · 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 3 hours at 80 km/h and then for 3 hours at 30 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 100 km at 60 km/h?
  3. 3.Kabir cycles to his school at 40 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)?
  4. 4.Kabir cycles to his school at 20 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)?
  5. 5.Change 90 km/h into metres per second.
  6. 6.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)?
  7. 7.How many minutes does a car take to go 130 km at 78 km/h?
  8. 8.A car runs for 4 hours at 24 km/h and then for 2 hours at 75 km/h. What is its average speed for the whole journey (in km/h)?
  9. 9.A car runs for 4 hours at 37 km/h and then for 1 hour at 22 km/h. What is its average speed for the whole journey (in km/h)?
  10. 10.Change 10 m/s into km/h.
  11. 11.Kabir cycles to his school at 33 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.A car runs for 1 hour at 80 km/h and then for 3 hours at 28 km/h. What is its average speed for the whole journey (in km/h)?
  13. 13.Change 72 km/h into metres per second.
  14. 14.Kabir cycles to his school at 12 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)?
  15. 15.How many minutes does a car take to go 18 km at 36 km/h?
  16. 16.A car runs for 2 hours at 33 km/h and then for 1 hour at 30 km/h. What is its average speed for the whole journey (in km/h)?
  17. 17.Change 40 m/s into km/h.
  18. 18.A bus runs at 24 km/h. How far does it go in 15 minutes (in km)?
  19. 19.Kabir cycles to his school at 78 km/h and comes back by the same road at 39 km/h. What is his average speed for the whole trip (in km/h)?
  20. 20.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)?
  21. 21.Change 15 m/s into km/h.
  22. 22.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)?
  23. 23.A car runs for 1 hour at 30 km/h and then for 1 hour at 44 km/h. What is its average speed for the whole journey (in km/h)?
  24. 24.A car runs for 2 hours at 46 km/h and then for 2 hours at 34 km/h. What is its average speed for the whole journey (in km/h)?
  25. 25.A bus runs at 36 km/h. How far does it go in 40 minutes (in km)?
  26. 26.A car runs for 1 hour at 24 km/h and then for 1 hour at 76 km/h. What is its average speed for the whole journey (in km/h)?
  27. 27.A car runs for 4 hours at 35 km/h and then for 4 hours at 53 km/h. What is its average speed for the whole journey (in km/h)?
  28. 28.A bus runs at 81 km/h. How far does it go in 40 minutes (in km)?
  29. 29.How many minutes does a car take to go 68 km at 68 km/h?
  30. 30.A car runs for 1 hour at 51 km/h and then for 2 hours at 72 km/h. What is its average speed for the whole journey (in km/h)?
  31. 31.A bus runs at 36 km/h. How far does it go in 15 minutes (in km)?
  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.A bus runs at 32 km/h. How far does it go in 90 minutes (in km)?
  34. 34.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)?
  35. 35.How many minutes does a car take to go 126 km at 56 km/h?
  36. 36.A bus runs at 78 km/h. How far does it go in 20 minutes (in km)?
  37. 37.A bus runs at 88 km/h. How far does it go in 15 minutes (in km)?
  38. 38.A bus runs at 76 km/h. How far does it go in 90 minutes (in km)?
  39. 39.A bus runs at 88 km/h. How far does it go in 45 minutes (in km)?
  40. 40.Change 5 m/s into km/h.

Answer key

  1. 55
  2. 100
  3. 16
  4. 30
  5. 25
  6. 56
  7. 100
  8. 41
  9. 34
  10. 36
  11. 48
  12. 41
  13. 20
  14. 20
  15. 30
  16. 32
  17. 144
  18. 6
  19. 52
  20. 18
  21. 54
  22. 21
  23. 37
  24. 40
  25. 24
  26. 50
  27. 44
  28. 54
  29. 60
  30. 65
  31. 9
  32. 60
  33. 48
  34. 24
  35. 135
  36. 26
  37. 22
  38. 114
  39. 66
  40. 18

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