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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 391 · 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 40 minutes before 3:35? (a) 1:55 (b) 2:55 (c) 3:55 (d) 3:05
  2. 2.What time will it be 55 minutes after 3:00? (a) 3:45 (b) 3:55 (c) 2:55 (d) 4:55
  3. 3.A film starts at 5:55 and ends at 7:55. How long is the film? (a) 2 h (b) 3 h (c) 1 h (d) 2 h 10 min
  4. 4.A film starts at 5:30 and ends at 6:25. How long is the film? (a) 1 h 55 min (b) 1 h 5 min (c) 45 min (d) 55 min
  5. 5.A film starts at 3:05 and ends at 5:05. How long is the film? (a) 3 h (b) 1 h (c) 2 h (d) 2 h 10 min
  6. 6.A film starts at 7:10 and ends at 8:25. How long is the film? (a) 1 h 25 min (b) 2 h 15 min (c) 15 min (d) 1 h 15 min
  7. 7.What time will it be 30 minutes after 1:20? (a) 1:40 (b) 2:50 (c) 1:50 (d) 2:00
  8. 8.What time was it 30 minutes before 7:10? (a) 5:40 (b) 6:50 (c) 6:40 (d) 7:40
  9. 9.What time was it 20 minutes before 4:40? (a) 4:20 (b) 5:20 (c) 3:20 (d) 4:30
  10. 10.What time will it be 50 minutes after 8:45? (a) 10:35 (b) 8:35 (c) 9:35 (d) 9:25
  11. 11.What time will it be 55 minutes after 6:35? (a) 6:30 (b) 8:30 (c) 7:20 (d) 7:30
  12. 12.What time will it be 30 minutes after 4:25? (a) 3:55 (b) 4:55 (c) 4:45 (d) 5:55
  13. 13.What time was it 55 minutes before 2:55? (a) 2:00 (b) 2:10 (c) 3:00 (d) 1:00
  14. 14.What time will it be 25 minutes after 2:40? (a) 3:05 (b) 2:05 (c) 4:05 (d) 2:55
  15. 15.What time will it be 40 minutes after 1:20? (a) 1:00 (b) 1:50 (c) 3:00 (d) 2:00
  16. 16.What time will it be 35 minutes after 8:20? (a) 7:55 (b) 9:55 (c) 8:45 (d) 8:55
  17. 17.What time was it 45 minutes before 5:00? (a) 4:25 (b) 3:15 (c) 5:15 (d) 4:15
  18. 18.What time was it 50 minutes before 10:05? (a) 10:15 (b) 9:25 (c) 8:15 (d) 9:15
  19. 19.What time will it be 25 minutes after 8:25? (a) 9:50 (b) 8:50 (c) 7:50 (d) 8:40
  20. 20.What time will it be 20 minutes after 8:20? (a) 9:40 (b) 8:40 (c) 7:40 (d) 8:30
  21. 21.What time will it be 45 minutes after 6:20? (a) 7:05 (b) 6:55 (c) 8:05 (d) 6:05
  22. 22.What time was it 20 minutes before 3:00? (a) 2:50 (b) 2:40 (c) 3:40 (d) 1:40
  23. 23.What time was it 55 minutes before 2:10? (a) 1:25 (b) 1:05 (c) 1:15 (d) 2:15
  24. 24.A film starts at 1:00 and ends at 1:40. How long is the film? (a) 50 min (b) 40 min (c) 1 h 40 min (d) 30 min
  25. 25.What time will it be 15 minutes after 10:15? (a) 10:30 (b) 10:20 (c) 11:30 (d) 9:30
  26. 26.A film starts at 7:15 and ends at 8:55. How long is the film? (a) 1 h 40 min (b) 1 h 50 min (c) 40 min (d) 2 h 40 min
  27. 27.A film starts at 3:15 and ends at 4:50. How long is the film? (a) 1 h 35 min (b) 1 h 45 min (c) 35 min (d) 2 h 35 min
  28. 28.What time was it 50 minutes before 3:45? (a) 1:55 (b) 2:55 (c) 3:05 (d) 3:55
  29. 29.A film starts at 3:05 and ends at 5:00. How long is the film? (a) 2 h 55 min (b) 1 h 55 min (c) 55 min (d) 2 h 5 min
  30. 30.What time was it 30 minutes before 4:45? (a) 5:15 (b) 4:15 (c) 3:15 (d) 4:25
  31. 31.What time will it be 25 minutes after 10:35? (a) 11:00 (b) 10:00 (c) 10:50 (d) 12:00
  32. 32.What time was it 40 minutes before 8:05? (a) 8:25 (b) 7:35 (c) 6:25 (d) 7:25
  33. 33.What time will it be 35 minutes after 6:25? (a) 6:00 (b) 7:00 (c) 6:50 (d) 8:00
  34. 34.A film starts at 2:15 and ends at 4:05. How long is the film? (a) 1 h 50 min (b) 2 h 50 min (c) 50 min (d) 2 h
  35. 35.What time was it 45 minutes before 6:20? (a) 5:45 (b) 5:35 (c) 4:35 (d) 6:35
  36. 36.What time was it 35 minutes before 4:50? (a) 5:15 (b) 3:15 (c) 4:15 (d) 4:25
  37. 37.What time was it 15 minutes before 8:10? (a) 6:55 (b) 8:05 (c) 7:55 (d) 8:55
  38. 38.A film starts at 5:45 and ends at 8:25. How long is the film? (a) 2 h 40 min (b) 1 h 40 min (c) 3 h 40 min (d) 2 h 50 min
  39. 39.A film starts at 5:15 and ends at 7:00. How long is the film? (a) 2 h 45 min (b) 1 h 55 min (c) 1 h 45 min (d) 45 min
  40. 40.What time will it be 15 minutes after 3:50? (a) 4:05 (b) 3:05 (c) 5:05 (d) 3:55

Answer key

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

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