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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 140 · 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 2:45? (a) 2:25 (b) 1:25 (c) 2:35 (d) 3:25
  2. 2.A film starts at 4:00 and ends at 6:30. How long is the film? (a) 3 h 30 min (b) 2 h 30 min (c) 1 h 30 min (d) 2 h 40 min
  3. 3.What time will it be 25 minutes after 5:15? (a) 6:40 (b) 4:40 (c) 5:30 (d) 5:40
  4. 4.What time will it be 45 minutes after 5:00? (a) 5:35 (b) 4:45 (c) 5:45 (d) 6:45
  5. 5.A film starts at 7:05 and ends at 9:10. How long is the film? (a) 2 h 15 min (b) 2 h 5 min (c) 1 h 5 min (d) 3 h 5 min
  6. 6.A film starts at 4:05 and ends at 7:05. How long is the film? (a) 2 h (b) 3 h 10 min (c) 4 h (d) 3 h
  7. 7.What time was it 20 minutes before 4:00? (a) 3:50 (b) 4:40 (c) 2:40 (d) 3:40
  8. 8.A film starts at 7:15 and ends at 8:35. How long is the film? (a) 2 h 20 min (b) 20 min (c) 1 h 30 min (d) 1 h 20 min
  9. 9.A film starts at 3:30 and ends at 6:00. How long is the film? (a) 2 h 40 min (b) 1 h 30 min (c) 2 h 30 min (d) 3 h 30 min
  10. 10.What time was it 50 minutes before 5:00? (a) 4:20 (b) 4:10 (c) 3:10 (d) 5:10
  11. 11.What time will it be 50 minutes after 1:40? (a) 2:20 (b) 2:30 (c) 1:30 (d) 3:30
  12. 12.What time will it be 40 minutes after 5:00? (a) 5:30 (b) 4:40 (c) 5:40 (d) 6:40
  13. 13.A film starts at 1:15 and ends at 2:20. How long is the film? (a) 2 h 5 min (b) 5 min (c) 1 h 15 min (d) 1 h 5 min
  14. 14.What time was it 30 minutes before 6:30? (a) 5:00 (b) 6:00 (c) 7:00 (d) 6:10
  15. 15.What time will it be 55 minutes after 5:15? (a) 6:00 (b) 7:10 (c) 5:10 (d) 6:10
  16. 16.What time will it be 35 minutes after 3:35? (a) 4:00 (b) 5:10 (c) 4:10 (d) 3:10
  17. 17.What time was it 35 minutes before 7:40? (a) 8:05 (b) 6:05 (c) 7:05 (d) 7:15
  18. 18.What time will it be 55 minutes after 1:20? (a) 1:15 (b) 3:15 (c) 2:15 (d) 2:05
  19. 19.What time was it 50 minutes before 9:45? (a) 9:55 (b) 8:55 (c) 7:55 (d) 9:05
  20. 20.What time will it be 30 minutes after 5:15? (a) 6:45 (b) 4:45 (c) 5:45 (d) 5:35
  21. 21.What time was it 25 minutes before 2:25? (a) 2:00 (b) 2:10 (c) 1:00 (d) 3:00
  22. 22.What time was it 20 minutes before 2:25? (a) 1:05 (b) 3:05 (c) 2:05 (d) 2:15
  23. 23.What time will it be 50 minutes after 2:05? (a) 1:55 (b) 3:55 (c) 2:45 (d) 2:55
  24. 24.A film starts at 4:05 and ends at 6:55. How long is the film? (a) 1 h 50 min (b) 2 h 50 min (c) 3 h 50 min (d) 3 h
  25. 25.What time was it 20 minutes before 5:25? (a) 5:05 (b) 5:15 (c) 4:05 (d) 6:05
  26. 26.What time will it be 35 minutes after 4:05? (a) 4:30 (b) 5:40 (c) 3:40 (d) 4:40
  27. 27.A film starts at 4:10 and ends at 6:15. How long is the film? (a) 2 h 5 min (b) 3 h 5 min (c) 2 h 15 min (d) 1 h 5 min
  28. 28.A film starts at 8:25 and ends at 8:50. How long is the film? (a) 35 min (b) 1 h 25 min (c) 25 min (d) 15 min
  29. 29.What time was it 15 minutes before 8:25? (a) 8:20 (b) 7:10 (c) 9:10 (d) 8:10
  30. 30.What time was it 45 minutes before 10:55? (a) 11:10 (b) 9:10 (c) 10:10 (d) 10:20
  31. 31.A film starts at 7:25 and ends at 8:35. How long is the film? (a) 1 h 10 min (b) 1 h 20 min (c) 10 min (d) 2 h 10 min
  32. 32.What time will it be 45 minutes after 1:10? (a) 2:05 (b) 1:55 (c) 2:55 (d) 1:45
  33. 33.What time will it be 45 minutes after 7:00? (a) 7:35 (b) 8:45 (c) 7:45 (d) 6:45
  34. 34.A film starts at 5:20 and ends at 8:05. How long is the film? (a) 1 h 45 min (b) 2 h 55 min (c) 3 h 45 min (d) 2 h 45 min
  35. 35.What time was it 25 minutes before 5:35? (a) 6:10 (b) 5:10 (c) 4:10 (d) 5:20
  36. 36.What time was it 25 minutes before 3:55? (a) 3:40 (b) 4:30 (c) 3:30 (d) 2:30
  37. 37.What time was it 45 minutes before 9:55? (a) 8:10 (b) 10:10 (c) 9:20 (d) 9:10
  38. 38.A film starts at 7:40 and ends at 9:25. How long is the film? (a) 2 h 45 min (b) 45 min (c) 1 h 55 min (d) 1 h 45 min
  39. 39.What time will it be 15 minutes after 1:10? (a) 1:15 (b) 1:25 (c) 2:25 (d) 1:35
  40. 40.A film starts at 3:10 and ends at 3:45. How long is the film? (a) 25 min (b) 1 h 35 min (c) 35 min (d) 45 min

Answer key

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

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