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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 473 · 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 45 minutes before 8:15? (a) 7:30 (b) 7:40 (c) 6:30 (d) 8:30
  2. 2.What time will it be 45 minutes after 6:10? (a) 6:55 (b) 7:55 (c) 6:45 (d) 5:55
  3. 3.A film starts at 2:05 and ends at 3:00. How long is the film? (a) 1 h 5 min (b) 45 min (c) 1 h 55 min (d) 55 min
  4. 4.What time will it be 30 minutes after 2:15? (a) 1:45 (b) 3:45 (c) 2:45 (d) 2:35
  5. 5.What time will it be 50 minutes after 10:35? (a) 10:25 (b) 12:25 (c) 11:15 (d) 11:25
  6. 6.What time will it be 55 minutes after 1:05? (a) 2:00 (b) 1:50 (c) 3:00 (d) 1:00
  7. 7.What time will it be 55 minutes after 6:45? (a) 8:40 (b) 7:40 (c) 7:30 (d) 6:40
  8. 8.What time will it be 25 minutes after 5:40? (a) 7:05 (b) 5:55 (c) 6:05 (d) 5:05
  9. 9.What time will it be 30 minutes after 6:10? (a) 5:40 (b) 6:30 (c) 6:40 (d) 7:40
  10. 10.A film starts at 2:20 and ends at 3:05. How long is the film? (a) 45 min (b) 55 min (c) 35 min (d) 1 h 45 min
  11. 11.What time will it be 40 minutes after 8:10? (a) 9:50 (b) 8:50 (c) 8:40 (d) 7:50
  12. 12.What time was it 35 minutes before 2:35? (a) 2:10 (b) 2:00 (c) 1:00 (d) 3:00
  13. 13.What time will it be 15 minutes after 3:00? (a) 2:15 (b) 4:15 (c) 3:15 (d) 3:05
  14. 14.What time will it be 50 minutes after 5:30? (a) 5:20 (b) 6:10 (c) 7:20 (d) 6:20
  15. 15.A film starts at 3:15 and ends at 4:15. How long is the film? (a) 2 h (b) 1 h (c) 1 h 10 min (d) 50 min
  16. 16.A film starts at 3:15 and ends at 3:50. How long is the film? (a) 35 min (b) 25 min (c) 1 h 35 min (d) 45 min
  17. 17.A film starts at 4:00 and ends at 5:00. How long is the film? (a) 1 h (b) 1 h 10 min (c) 50 min (d) 2 h
  18. 18.A film starts at 2:55 and ends at 4:00. How long is the film? (a) 1 h 15 min (b) 5 min (c) 2 h 5 min (d) 1 h 5 min
  19. 19.What time was it 35 minutes before 3:45? (a) 3:10 (b) 4:10 (c) 2:10 (d) 3:20
  20. 20.What time was it 20 minutes before 10:50? (a) 11:30 (b) 9:30 (c) 10:40 (d) 10:30
  21. 21.A film starts at 2:35 and ends at 3:25. How long is the film? (a) 1 h (b) 40 min (c) 1 h 50 min (d) 50 min
  22. 22.What time was it 40 minutes before 11:05? (a) 11:25 (b) 10:35 (c) 9:25 (d) 10:25
  23. 23.What time will it be 40 minutes after 2:25? (a) 2:55 (b) 3:05 (c) 2:05 (d) 4:05
  24. 24.A film starts at 8:35 and ends at 9:30. How long is the film? (a) 1 h 5 min (b) 1 h 55 min (c) 55 min (d) 45 min
  25. 25.A film starts at 1:55 and ends at 3:10. How long is the film? (a) 15 min (b) 1 h 15 min (c) 2 h 15 min (d) 1 h 25 min
  26. 26.What time will it be 15 minutes after 3:20? (a) 4:35 (b) 3:25 (c) 2:35 (d) 3:35
  27. 27.What time will it be 20 minutes after 5:55? (a) 5:15 (b) 7:15 (c) 6:05 (d) 6:15
  28. 28.A film starts at 1:35 and ends at 1:55. How long is the film? (a) 1 h 20 min (b) 30 min (c) 20 min (d) 10 min
  29. 29.What time will it be 30 minutes after 2:50? (a) 4:20 (b) 3:20 (c) 2:20 (d) 3:10
  30. 30.A film starts at 1:10 and ends at 1:50. How long is the film? (a) 30 min (b) 50 min (c) 40 min (d) 1 h 40 min
  31. 31.What time was it 30 minutes before 10:15? (a) 8:45 (b) 10:45 (c) 9:55 (d) 9:45
  32. 32.What time was it 35 minutes before 8:50? (a) 8:15 (b) 8:25 (c) 9:15 (d) 7:15
  33. 33.A film starts at 2:55 and ends at 5:50. How long is the film? (a) 2 h 55 min (b) 3 h 5 min (c) 1 h 55 min (d) 3 h 55 min
  34. 34.What time will it be 35 minutes after 1:50? (a) 2:25 (b) 3:25 (c) 2:15 (d) 1:25
  35. 35.What time was it 20 minutes before 5:55? (a) 5:45 (b) 6:35 (c) 5:35 (d) 4:35
  36. 36.A film starts at 1:30 and ends at 2:40. How long is the film? (a) 1 h 20 min (b) 2 h 10 min (c) 1 h 10 min (d) 10 min
  37. 37.A film starts at 2:35 and ends at 3:40. How long is the film? (a) 1 h 15 min (b) 1 h 5 min (c) 5 min (d) 2 h 5 min
  38. 38.What time will it be 40 minutes after 9:10? (a) 9:50 (b) 8:50 (c) 10:50 (d) 9:40
  39. 39.What time will it be 15 minutes after 6:10? (a) 7:25 (b) 6:25 (c) 5:25 (d) 6:15
  40. 40.A film starts at 3:55 and ends at 4:50. How long is the film? (a) 1 h 5 min (b) 55 min (c) 1 h 55 min (d) 45 min

Answer key

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

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