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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 348 · 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 6:10 and ends at 9:10. How long is the film? (a) 3 h 10 min (b) 2 h (c) 3 h (d) 4 h
  2. 2.What time will it be 50 minutes after 9:05? (a) 9:55 (b) 8:55 (c) 9:45 (d) 10:55
  3. 3.A film starts at 2:35 and ends at 5:10. How long is the film? (a) 2 h 45 min (b) 2 h 35 min (c) 3 h 35 min (d) 1 h 35 min
  4. 4.What time was it 45 minutes before 2:00? (a) 1:25 (b) 1:05 (c) 1:15 (d) 2:15
  5. 5.What time was it 20 minutes before 2:20? (a) 2:00 (b) 1:00 (c) 3:00 (d) 2:10
  6. 6.What time was it 45 minutes before 9:45? (a) 10:00 (b) 9:10 (c) 8:00 (d) 9:00
  7. 7.A film starts at 8:30 and ends at 9:10. How long is the film? (a) 40 min (b) 1 h 40 min (c) 30 min (d) 50 min
  8. 8.A film starts at 3:55 and ends at 4:40. How long is the film? (a) 1 h 45 min (b) 35 min (c) 45 min (d) 55 min
  9. 9.What time was it 35 minutes before 7:25? (a) 6:50 (b) 7:50 (c) 7:00 (d) 5:50
  10. 10.What time will it be 25 minutes after 6:50? (a) 7:15 (b) 7:05 (c) 8:15 (d) 6:15
  11. 11.What time was it 15 minutes before 11:45? (a) 11:40 (b) 10:30 (c) 11:30 (d) 12:30
  12. 12.What time was it 20 minutes before 3:10? (a) 1:50 (b) 2:50 (c) 3:00 (d) 3:50
  13. 13.A film starts at 5:45 and ends at 6:45. How long is the film? (a) 1 h (b) 1 h 10 min (c) 50 min (d) 2 h
  14. 14.What time was it 25 minutes before 4:10? (a) 3:55 (b) 3:45 (c) 2:45 (d) 4:45
  15. 15.What time will it be 45 minutes after 2:25? (a) 3:00 (b) 4:10 (c) 3:10 (d) 2:10
  16. 16.What time was it 40 minutes before 2:50? (a) 2:20 (b) 2:10 (c) 1:10 (d) 3:10
  17. 17.What time was it 20 minutes before 11:05? (a) 11:45 (b) 10:55 (c) 9:45 (d) 10:45
  18. 18.A film starts at 1:25 and ends at 2:00. How long is the film? (a) 25 min (b) 45 min (c) 35 min (d) 1 h 35 min
  19. 19.What time will it be 25 minutes after 8:35? (a) 8:50 (b) 10:00 (c) 8:00 (d) 9:00
  20. 20.What time was it 40 minutes before 11:10? (a) 9:30 (b) 10:40 (c) 10:30 (d) 11:30
  21. 21.A film starts at 5:20 and ends at 7:15. How long is the film? (a) 2 h 55 min (b) 55 min (c) 2 h 5 min (d) 1 h 55 min
  22. 22.A film starts at 8:40 and ends at 9:55. How long is the film? (a) 1 h 15 min (b) 15 min (c) 2 h 15 min (d) 1 h 25 min
  23. 23.What time was it 55 minutes before 11:50? (a) 9:55 (b) 11:55 (c) 10:55 (d) 11:05
  24. 24.What time will it be 55 minutes after 10:25? (a) 11:10 (b) 12:20 (c) 10:20 (d) 11:20
  25. 25.What time was it 45 minutes before 2:10? (a) 2:25 (b) 1:15 (c) 1:25 (d) 1:35
  26. 26.A film starts at 1:15 and ends at 3:55. How long is the film? (a) 3 h 40 min (b) 1 h 40 min (c) 2 h 50 min (d) 2 h 40 min
  27. 27.What time will it be 35 minutes after 5:05? (a) 5:40 (b) 5:30 (c) 4:40 (d) 6:40
  28. 28.What time will it be 45 minutes after 6:50? (a) 8:35 (b) 6:35 (c) 7:25 (d) 7:35
  29. 29.What time will it be 20 minutes after 9:35? (a) 9:45 (b) 10:55 (c) 8:55 (d) 9:55
  30. 30.A film starts at 5:15 and ends at 6:05. How long is the film? (a) 40 min (b) 50 min (c) 1 h (d) 1 h 50 min
  31. 31.A film starts at 6:20 and ends at 6:55. How long is the film? (a) 45 min (b) 25 min (c) 1 h 35 min (d) 35 min
  32. 32.What time will it be 25 minutes after 4:50? (a) 4:15 (b) 5:05 (c) 6:15 (d) 5:15
  33. 33.A film starts at 2:05 and ends at 3:50. How long is the film? (a) 2 h 45 min (b) 1 h 55 min (c) 1 h 45 min (d) 45 min
  34. 34.What time was it 30 minutes before 10:45? (a) 9:15 (b) 10:25 (c) 11:15 (d) 10:15
  35. 35.What time was it 40 minutes before 11:35? (a) 9:55 (b) 11:05 (c) 10:55 (d) 11:55
  36. 36.A film starts at 2:10 and ends at 3:55. How long is the film? (a) 1 h 55 min (b) 45 min (c) 1 h 45 min (d) 2 h 45 min
  37. 37.What time was it 50 minutes before 6:35? (a) 4:45 (b) 5:45 (c) 5:55 (d) 6:45
  38. 38.A film starts at 2:20 and ends at 4:05. How long is the film? (a) 2 h 45 min (b) 45 min (c) 1 h 45 min (d) 1 h 55 min
  39. 39.What time will it be 30 minutes after 8:55? (a) 8:25 (b) 9:15 (c) 10:25 (d) 9:25
  40. 40.A film starts at 2:55 and ends at 5:25. How long is the film? (a) 1 h 30 min (b) 2 h 40 min (c) 3 h 30 min (d) 2 h 30 min

Answer key

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

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