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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 531 · 40 questions
TalentJR

How to solve it (Jump to the hour): Minutes after: jump to the next full hour, then add the minutes that are left. Minutes before: jump back to the full hour, then go back the rest. How long: change both times to minutes, take away, then change back to hours and minutes (60 minutes = 1 hour).

NameDateTime takenScore ___ / 40
  1. 1.A film starts at 3:45 and ends at 4:35. How long is the film? (a) 1 h 50 min (b) 1 h (c) 50 min (d) 40 min
  2. 2.What time was it 15 minutes before 10:15? (a) 10:00 (b) 11:00 (c) 10:10 (d) 9:00
  3. 3.What time will it be 35 minutes after 4:40? (a) 5:15 (b) 4:15 (c) 5:05 (d) 6:15
  4. 4.What time will it be 30 minutes after 1:45? (a) 1:15 (b) 2:15 (c) 3:15 (d) 2:05
  5. 5.What time will it be 20 minutes after 4:35? (a) 4:55 (b) 3:55 (c) 4:45 (d) 5:55
  6. 6.A film starts at 4:00 and ends at 6:30. How long is the film? (a) 2 h 40 min (b) 3 h 30 min (c) 1 h 30 min (d) 2 h 30 min
  7. 7.What time was it 20 minutes before 4:05? (a) 3:45 (b) 2:45 (c) 4:45 (d) 3:55
  8. 8.What time will it be 50 minutes after 6:05? (a) 6:45 (b) 6:55 (c) 5:55 (d) 7:55
  9. 9.What time will it be 15 minutes after 3:05? (a) 3:20 (b) 2:20 (c) 3:10 (d) 4:20
  10. 10.What time was it 15 minutes before 5:20? (a) 6:05 (b) 4:05 (c) 5:05 (d) 5:15
  11. 11.What time was it 45 minutes before 4:55? (a) 4:20 (b) 5:10 (c) 4:10 (d) 3:10
  12. 12.What time will it be 40 minutes after 9:50? (a) 11:30 (b) 9:30 (c) 10:20 (d) 10:30
  13. 13.What time was it 50 minutes before 10:05? (a) 9:25 (b) 10:15 (c) 8:15 (d) 9:15
  14. 14.A film starts at 6:30 and ends at 8:25. How long is the film? (a) 2 h 55 min (b) 55 min (c) 2 h 5 min (d) 1 h 55 min
  15. 15.What time will it be 25 minutes after 7:05? (a) 7:20 (b) 8:30 (c) 6:30 (d) 7:30
  16. 16.What time will it be 55 minutes after 1:05? (a) 1:50 (b) 3:00 (c) 2:00 (d) 1:00
  17. 17.What time will it be 40 minutes after 7:20? (a) 7:50 (b) 9:00 (c) 7:00 (d) 8:00
  18. 18.A film starts at 7:00 and ends at 7:20. How long is the film? (a) 30 min (b) 10 min (c) 20 min (d) 1 h 20 min
  19. 19.What time will it be 55 minutes after 1:15? (a) 2:10 (b) 1:10 (c) 2:00 (d) 3:10
  20. 20.What time was it 35 minutes before 8:05? (a) 8:30 (b) 7:30 (c) 7:40 (d) 6:30
  21. 21.What time was it 40 minutes before 3:05? (a) 2:35 (b) 1:25 (c) 3:25 (d) 2:25
  22. 22.What time was it 40 minutes before 11:00? (a) 10:30 (b) 10:20 (c) 9:20 (d) 11:20
  23. 23.What time will it be 15 minutes after 9:10? (a) 8:25 (b) 10:25 (c) 9:15 (d) 9:25
  24. 24.A film starts at 1:50 and ends at 3:45. How long is the film? (a) 2 h 55 min (b) 2 h 5 min (c) 1 h 55 min (d) 55 min
  25. 25.What time will it be 50 minutes after 8:50? (a) 10:40 (b) 8:40 (c) 9:40 (d) 9:30
  26. 26.What time will it be 40 minutes after 2:15? (a) 3:55 (b) 2:55 (c) 1:55 (d) 2:45
  27. 27.What time was it 35 minutes before 4:10? (a) 2:35 (b) 4:35 (c) 3:45 (d) 3:35
  28. 28.A film starts at 1:10 and ends at 3:50. How long is the film? (a) 1 h 40 min (b) 2 h 40 min (c) 3 h 40 min (d) 2 h 50 min
  29. 29.A film starts at 6:05 and ends at 6:50. How long is the film? (a) 1 h 45 min (b) 35 min (c) 45 min (d) 55 min
  30. 30.A film starts at 1:40 and ends at 3:10. How long is the film? (a) 30 min (b) 1 h 40 min (c) 1 h 30 min (d) 2 h 30 min
  31. 31.What time was it 15 minutes before 10:40? (a) 11:25 (b) 10:35 (c) 10:25 (d) 9:25
  32. 32.A film starts at 8:50 and ends at 10:40. How long is the film? (a) 1 h 50 min (b) 50 min (c) 2 h (d) 2 h 50 min
  33. 33.A film starts at 3:20 and ends at 4:15. How long is the film? (a) 55 min (b) 1 h 55 min (c) 1 h 5 min (d) 45 min
  34. 34.A film starts at 1:55 and ends at 3:00. How long is the film? (a) 1 h 15 min (b) 1 h 5 min (c) 2 h 5 min (d) 5 min
  35. 35.A film starts at 5:20 and ends at 6:05. How long is the film? (a) 35 min (b) 55 min (c) 45 min (d) 1 h 45 min
  36. 36.What time was it 15 minutes before 4:55? (a) 4:50 (b) 5:40 (c) 3:40 (d) 4:40
  37. 37.What time was it 15 minutes before 10:35? (a) 11:20 (b) 10:30 (c) 10:20 (d) 9:20
  38. 38.What time was it 50 minutes before 7:00? (a) 6:20 (b) 6:10 (c) 5:10 (d) 7:10
  39. 39.A film starts at 6:25 and ends at 7:55. How long is the film? (a) 30 min (b) 2 h 30 min (c) 1 h 40 min (d) 1 h 30 min
  40. 40.What time will it be 40 minutes after 6:00? (a) 6:30 (b) 7:40 (c) 6:40 (d) 5:40

Answer key

  1. 50 min
  2. 10:00
  3. 5:15
  4. 2:15
  5. 4:55
  6. 2 h 30 min
  7. 3:45
  8. 6:55
  9. 3:20
  10. 5:05
  11. 4:10
  12. 10:30
  13. 9:15
  14. 1 h 55 min
  15. 7:30
  16. 2:00
  17. 8:00
  18. 20 min
  19. 2:10
  20. 7:30
  21. 2:25
  22. 10:20
  23. 9:25
  24. 1 h 55 min
  25. 9:40
  26. 2:55
  27. 3:35
  28. 2 h 40 min
  29. 45 min
  30. 1 h 30 min
  31. 10:25
  32. 1 h 50 min
  33. 55 min
  34. 1 h 5 min
  35. 45 min
  36. 4:40
  37. 10:20
  38. 6:10
  39. 1 h 30 min
  40. 6:40

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