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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 523 · 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.What time will it be 35 minutes after 4:20? (a) 5:55 (b) 3:55 (c) 4:45 (d) 4:55
  2. 2.What time was it 25 minutes before 7:05? (a) 7:40 (b) 5:40 (c) 6:50 (d) 6:40
  3. 3.What time will it be 25 minutes after 10:15? (a) 9:40 (b) 11:40 (c) 10:30 (d) 10:40
  4. 4.A film starts at 5:30 and ends at 7:40. How long is the film? (a) 2 h 10 min (b) 3 h 10 min (c) 2 h 20 min (d) 1 h 10 min
  5. 5.A film starts at 2:30 and ends at 5:30. How long is the film? (a) 3 h (b) 3 h 10 min (c) 4 h (d) 2 h
  6. 6.What time was it 45 minutes before 2:15? (a) 1:20 (b) 1:40 (c) 2:30 (d) 1:30
  7. 7.What time was it 50 minutes before 7:25? (a) 7:35 (b) 5:35 (c) 6:45 (d) 6:35
  8. 8.What time will it be 55 minutes after 1:10? (a) 1:55 (b) 3:05 (c) 2:05 (d) 1:05
  9. 9.A film starts at 4:05 and ends at 4:25. How long is the film? (a) 20 min (b) 1 h 20 min (c) 30 min (d) 10 min
  10. 10.What time will it be 40 minutes after 1:35? (a) 1:15 (b) 2:05 (c) 2:15 (d) 3:15
  11. 11.What time was it 20 minutes before 3:25? (a) 3:05 (b) 4:05 (c) 2:05 (d) 3:15
  12. 12.What time will it be 30 minutes after 5:45? (a) 6:05 (b) 7:15 (c) 6:15 (d) 5:15
  13. 13.A film starts at 7:10 and ends at 9:25. How long is the film? (a) 1 h 15 min (b) 2 h 25 min (c) 2 h 15 min (d) 3 h 15 min
  14. 14.What time was it 15 minutes before 10:15? (a) 10:10 (b) 9:00 (c) 10:00 (d) 11:00
  15. 15.What time was it 35 minutes before 11:05? (a) 9:30 (b) 11:30 (c) 10:40 (d) 10:30
  16. 16.A film starts at 1:40 and ends at 2:40. How long is the film? (a) 2 h (b) 50 min (c) 1 h (d) 1 h 10 min
  17. 17.What time will it be 30 minutes after 1:00? (a) 1:20 (b) 1:40 (c) 1:30 (d) 2:30
  18. 18.What time was it 50 minutes before 6:45? (a) 6:55 (b) 6:05 (c) 5:55 (d) 4:55
  19. 19.What time will it be 40 minutes after 8:35? (a) 10:15 (b) 9:05 (c) 8:15 (d) 9:15
  20. 20.A film starts at 8:15 and ends at 10:50. How long is the film? (a) 1 h 35 min (b) 3 h 35 min (c) 2 h 45 min (d) 2 h 35 min
  21. 21.What time will it be 50 minutes after 6:35? (a) 7:15 (b) 8:25 (c) 7:25 (d) 6:25
  22. 22.A film starts at 1:20 and ends at 3:35. How long is the film? (a) 3 h 15 min (b) 2 h 25 min (c) 1 h 15 min (d) 2 h 15 min
  23. 23.What time will it be 40 minutes after 8:25? (a) 10:05 (b) 8:55 (c) 9:05 (d) 8:05
  24. 24.What time was it 15 minutes before 8:55? (a) 8:40 (b) 8:50 (c) 7:40 (d) 9:40
  25. 25.What time will it be 35 minutes after 9:25? (a) 9:50 (b) 9:00 (c) 11:00 (d) 10:00
  26. 26.What time will it be 40 minutes after 10:40? (a) 11:10 (b) 11:20 (c) 10:20 (d) 12:20
  27. 27.A film starts at 4:00 and ends at 5:00. How long is the film? (a) 2 h (b) 1 h 10 min (c) 1 h (d) 50 min
  28. 28.What time was it 25 minutes before 11:45? (a) 11:20 (b) 12:20 (c) 11:30 (d) 10:20
  29. 29.A film starts at 6:20 and ends at 8:30. How long is the film? (a) 3 h 10 min (b) 2 h 20 min (c) 2 h 10 min (d) 1 h 10 min
  30. 30.What time was it 20 minutes before 4:20? (a) 3:00 (b) 4:10 (c) 4:00 (d) 5:00
  31. 31.What time will it be 20 minutes after 9:05? (a) 9:15 (b) 10:25 (c) 9:25 (d) 8:25
  32. 32.What time will it be 15 minutes after 10:30? (a) 10:45 (b) 9:45 (c) 11:45 (d) 10:35
  33. 33.A film starts at 7:00 and ends at 9:55. How long is the film? (a) 1 h 55 min (b) 3 h 5 min (c) 3 h 55 min (d) 2 h 55 min
  34. 34.What time will it be 55 minutes after 9:15? (a) 9:10 (b) 10:10 (c) 11:10 (d) 10:00
  35. 35.A film starts at 6:15 and ends at 6:45. How long is the film? (a) 40 min (b) 30 min (c) 20 min (d) 1 h 30 min
  36. 36.What time will it be 20 minutes after 10:15? (a) 10:25 (b) 11:35 (c) 10:35 (d) 9:35
  37. 37.What time was it 30 minutes before 4:45? (a) 4:25 (b) 4:15 (c) 3:15 (d) 5:15
  38. 38.A film starts at 1:30 and ends at 4:30. How long is the film? (a) 3 h 10 min (b) 2 h (c) 4 h (d) 3 h
  39. 39.A film starts at 6:05 and ends at 7:05. How long is the film? (a) 50 min (b) 2 h (c) 1 h (d) 1 h 10 min
  40. 40.A film starts at 5:00 and ends at 6:55. How long is the film? (a) 1 h 55 min (b) 2 h 5 min (c) 2 h 55 min (d) 55 min

Answer key

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

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