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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 453 · 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 was it 20 minutes before 2:50? (a) 2:30 (b) 3:30 (c) 2:40 (d) 1:30
  2. 2.What time was it 35 minutes before 11:55? (a) 11:30 (b) 10:20 (c) 11:20 (d) 12:20
  3. 3.A film starts at 4:05 and ends at 6:00. How long is the film? (a) 2 h 55 min (b) 55 min (c) 2 h 5 min (d) 1 h 55 min
  4. 4.A film starts at 1:20 and ends at 2:15. How long is the film? (a) 55 min (b) 1 h 5 min (c) 45 min (d) 1 h 55 min
  5. 5.A film starts at 2:45 and ends at 4:50. How long is the film? (a) 3 h 5 min (b) 2 h 5 min (c) 2 h 15 min (d) 1 h 5 min
  6. 6.What time was it 20 minutes before 5:30? (a) 4:10 (b) 5:10 (c) 5:20 (d) 6:10
  7. 7.A film starts at 5:35 and ends at 7:15. How long is the film? (a) 2 h 40 min (b) 40 min (c) 1 h 50 min (d) 1 h 40 min
  8. 8.What time was it 55 minutes before 5:20? (a) 4:25 (b) 5:25 (c) 4:35 (d) 3:25
  9. 9.What time was it 45 minutes before 4:00? (a) 2:15 (b) 4:15 (c) 3:25 (d) 3:15
  10. 10.What time was it 25 minutes before 5:35? (a) 5:20 (b) 4:10 (c) 5:10 (d) 6:10
  11. 11.What time will it be 50 minutes after 9:05? (a) 10:55 (b) 9:45 (c) 8:55 (d) 9:55
  12. 12.A film starts at 3:50 and ends at 4:20. How long is the film? (a) 20 min (b) 30 min (c) 40 min (d) 1 h 30 min
  13. 13.What time will it be 25 minutes after 6:00? (a) 7:25 (b) 6:25 (c) 6:15 (d) 5:25
  14. 14.A film starts at 1:45 and ends at 3:05. How long is the film? (a) 1 h 30 min (b) 20 min (c) 1 h 20 min (d) 2 h 20 min
  15. 15.A film starts at 5:25 and ends at 7:05. How long is the film? (a) 1 h 40 min (b) 2 h 40 min (c) 1 h 50 min (d) 40 min
  16. 16.What time will it be 50 minutes after 5:45? (a) 7:35 (b) 6:35 (c) 6:25 (d) 5:35
  17. 17.What time was it 30 minutes before 7:00? (a) 7:30 (b) 6:40 (c) 6:30 (d) 5:30
  18. 18.What time will it be 25 minutes after 10:05? (a) 9:30 (b) 10:20 (c) 10:30 (d) 11:30
  19. 19.A film starts at 4:00 and ends at 6:10. 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
  20. 20.What time will it be 50 minutes after 7:45? (a) 7:35 (b) 8:25 (c) 8:35 (d) 9:35
  21. 21.What time will it be 40 minutes after 6:20? (a) 6:00 (b) 7:00 (c) 6:50 (d) 8:00
  22. 22.What time will it be 15 minutes after 3:35? (a) 4:50 (b) 2:50 (c) 3:40 (d) 3:50
  23. 23.What time was it 55 minutes before 2:20? (a) 1:15 (b) 2:25 (c) 1:25 (d) 1:35
  24. 24.What time was it 25 minutes before 6:10? (a) 4:45 (b) 6:45 (c) 5:45 (d) 5:55
  25. 25.What time will it be 40 minutes after 10:30? (a) 11:00 (b) 12:10 (c) 11:10 (d) 10:10
  26. 26.A film starts at 2:30 and ends at 4:30. How long is the film? (a) 2 h 10 min (b) 3 h (c) 2 h (d) 1 h
  27. 27.What time will it be 30 minutes after 2:30? (a) 3:00 (b) 2:00 (c) 4:00 (d) 2:50
  28. 28.What time was it 20 minutes before 5:05? (a) 3:45 (b) 4:55 (c) 4:45 (d) 5:45
  29. 29.What time was it 15 minutes before 4:30? (a) 4:15 (b) 5:15 (c) 4:25 (d) 3:15
  30. 30.A film starts at 1:00 and ends at 2:15. How long is the film? (a) 2 h 15 min (b) 15 min (c) 1 h 25 min (d) 1 h 15 min
  31. 31.A film starts at 6:35 and ends at 7:00. How long is the film? (a) 1 h 25 min (b) 25 min (c) 15 min (d) 35 min
  32. 32.A film starts at 6:40 and ends at 9:25. How long is the film? (a) 2 h 45 min (b) 2 h 55 min (c) 3 h 45 min (d) 1 h 45 min
  33. 33.What time will it be 50 minutes after 10:45? (a) 11:25 (b) 11:35 (c) 12:35 (d) 10:35
  34. 34.What time was it 35 minutes before 2:45? (a) 2:20 (b) 2:10 (c) 1:10 (d) 3:10
  35. 35.A film starts at 7:10 and ends at 8:30. How long is the film? (a) 2 h 20 min (b) 1 h 30 min (c) 1 h 20 min (d) 20 min
  36. 36.What time was it 15 minutes before 3:00? (a) 2:55 (b) 1:45 (c) 3:45 (d) 2:45
  37. 37.What time was it 40 minutes before 5:05? (a) 4:35 (b) 5:25 (c) 3:25 (d) 4:25
  38. 38.A film starts at 2:45 and ends at 4:55. How long is the film? (a) 2 h 20 min (b) 1 h 10 min (c) 2 h 10 min (d) 3 h 10 min
  39. 39.What time will it be 15 minutes after 10:35? (a) 9:50 (b) 10:40 (c) 11:50 (d) 10:50
  40. 40.A film starts at 5:10 and ends at 8:10. How long is the film? (a) 3 h 10 min (b) 3 h (c) 4 h (d) 2 h

Answer key

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

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