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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 396 · 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 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
  2. 2.What time will it be 15 minutes after 10:45? (a) 10:00 (b) 10:50 (c) 11:00 (d) 12:00
  3. 3.A film starts at 2:30 and ends at 3:25. How long is the film? (a) 1 h 55 min (b) 55 min (c) 45 min (d) 1 h 5 min
  4. 4.What time was it 55 minutes before 4:45? (a) 4:00 (b) 3:50 (c) 2:50 (d) 4:50
  5. 5.A film starts at 7:55 and ends at 8:35. How long is the film? (a) 50 min (b) 30 min (c) 1 h 40 min (d) 40 min
  6. 6.What time will it be 30 minutes after 8:25? (a) 9:55 (b) 7:55 (c) 8:55 (d) 8:45
  7. 7.What time will it be 40 minutes after 8:45? (a) 9:25 (b) 8:25 (c) 10:25 (d) 9:15
  8. 8.A film starts at 4:05 and ends at 5:05. How long is the film? (a) 50 min (b) 1 h (c) 2 h (d) 1 h 10 min
  9. 9.What time was it 35 minutes before 10:20? (a) 8:45 (b) 9:45 (c) 9:55 (d) 10:45
  10. 10.A film starts at 5:30 and ends at 8:00. How long is the film? (a) 2 h 40 min (b) 2 h 30 min (c) 1 h 30 min (d) 3 h 30 min
  11. 11.What time will it be 40 minutes after 1:40? (a) 2:20 (b) 1:20 (c) 2:10 (d) 3:20
  12. 12.What time was it 20 minutes before 9:25? (a) 8:05 (b) 9:05 (c) 9:15 (d) 10:05
  13. 13.A film starts at 8:10 and ends at 9:10. How long is the film? (a) 1 h (b) 1 h 10 min (c) 50 min (d) 2 h
  14. 14.A film starts at 7:20 and ends at 8:05. How long is the film? (a) 45 min (b) 55 min (c) 1 h 45 min (d) 35 min
  15. 15.A film starts at 5:20 and ends at 8:15. How long is the film? (a) 3 h 55 min (b) 1 h 55 min (c) 3 h 5 min (d) 2 h 55 min
  16. 16.What time will it be 50 minutes after 4:15? (a) 5:05 (b) 6:05 (c) 4:55 (d) 4:05
  17. 17.A film starts at 8:05 and ends at 8:40. How long is the film? (a) 45 min (b) 35 min (c) 1 h 35 min (d) 25 min
  18. 18.A film starts at 7:15 and ends at 8:45. How long is the film? (a) 30 min (b) 1 h 30 min (c) 1 h 40 min (d) 2 h 30 min
  19. 19.What time will it be 55 minutes after 6:40? (a) 7:25 (b) 8:35 (c) 7:35 (d) 6:35
  20. 20.What time was it 25 minutes before 3:50? (a) 2:25 (b) 3:35 (c) 3:25 (d) 4:25
  21. 21.What time was it 55 minutes before 11:40? (a) 11:45 (b) 10:55 (c) 10:45 (d) 9:45
  22. 22.What time was it 50 minutes before 8:40? (a) 8:50 (b) 8:00 (c) 7:50 (d) 6:50
  23. 23.A film starts at 2:20 and ends at 3:05. How long is the film? (a) 35 min (b) 55 min (c) 1 h 45 min (d) 45 min
  24. 24.A film starts at 6:40 and ends at 9:00. How long is the film? (a) 3 h 20 min (b) 2 h 20 min (c) 1 h 20 min (d) 2 h 30 min
  25. 25.A film starts at 3:35 and ends at 4:25. How long is the film? (a) 40 min (b) 50 min (c) 1 h (d) 1 h 50 min
  26. 26.What time will it be 40 minutes after 1:35? (a) 3:15 (b) 1:15 (c) 2:15 (d) 2:05
  27. 27.A film starts at 7:10 and ends at 7:55. How long is the film? (a) 1 h 45 min (b) 55 min (c) 35 min (d) 45 min
  28. 28.What time was it 40 minutes before 4:50? (a) 5:10 (b) 4:20 (c) 4:10 (d) 3:10
  29. 29.What time was it 35 minutes before 2:45? (a) 1:10 (b) 2:10 (c) 3:10 (d) 2:20
  30. 30.What time was it 20 minutes before 2:35? (a) 2:25 (b) 2:15 (c) 1:15 (d) 3:15
  31. 31.What time will it be 35 minutes after 2:10? (a) 1:45 (b) 2:45 (c) 3:45 (d) 2:35
  32. 32.What time will it be 40 minutes after 5:35? (a) 6:15 (b) 7:15 (c) 6:05 (d) 5:15
  33. 33.A film starts at 6:00 and ends at 6:40. How long is the film? (a) 30 min (b) 40 min (c) 50 min (d) 1 h 40 min
  34. 34.What time will it be 45 minutes after 2:30? (a) 4:15 (b) 3:15 (c) 3:05 (d) 2:15
  35. 35.What time was it 45 minutes before 4:00? (a) 4:15 (b) 3:25 (c) 3:15 (d) 2:15
  36. 36.What time was it 30 minutes before 7:15? (a) 7:45 (b) 5:45 (c) 6:55 (d) 6:45
  37. 37.A film starts at 2:15 and ends at 4:20. How long is the film? (a) 2 h 15 min (b) 3 h 5 min (c) 1 h 5 min (d) 2 h 5 min
  38. 38.A film starts at 6:40 and ends at 7:35. How long is the film? (a) 1 h 55 min (b) 55 min (c) 45 min (d) 1 h 5 min
  39. 39.A film starts at 2:15 and ends at 3:55. How long is the film? (a) 1 h 50 min (b) 2 h 40 min (c) 40 min (d) 1 h 40 min
  40. 40.What time will it be 15 minutes after 6:25? (a) 7:40 (b) 6:30 (c) 5:40 (d) 6:40

Answer key

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

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