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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 120 · 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 5:55? (a) 5:35 (b) 6:35 (c) 5:45 (d) 4:35
  2. 2.What time was it 45 minutes before 7:25? (a) 5:40 (b) 7:40 (c) 6:50 (d) 6:40
  3. 3.What time was it 45 minutes before 2:30? (a) 2:45 (b) 1:35 (c) 1:55 (d) 1:45
  4. 4.What time will it be 15 minutes after 8:55? (a) 9:00 (b) 8:10 (c) 9:10 (d) 10:10
  5. 5.What time will it be 25 minutes after 1:15? (a) 1:50 (b) 1:40 (c) 1:30 (d) 2:40
  6. 6.What time will it be 40 minutes after 10:55? (a) 11:25 (b) 10:35 (c) 12:35 (d) 11:35
  7. 7.What time was it 30 minutes before 2:50? (a) 2:30 (b) 2:20 (c) 1:20 (d) 3:20
  8. 8.What time will it be 30 minutes after 7:15? (a) 7:45 (b) 6:45 (c) 7:35 (d) 8:45
  9. 9.A film starts at 5:10 and ends at 6:15. How long is the film? (a) 5 min (b) 1 h 15 min (c) 2 h 5 min (d) 1 h 5 min
  10. 10.A film starts at 2:00 and ends at 4:00. How long is the film? (a) 3 h (b) 2 h 10 min (c) 1 h (d) 2 h
  11. 11.What time will it be 50 minutes after 10:55? (a) 10:45 (b) 11:45 (c) 11:35 (d) 12:45
  12. 12.What time will it be 45 minutes after 8:45? (a) 10:30 (b) 8:30 (c) 9:30 (d) 9:20
  13. 13.What time will it be 25 minutes after 2:50? (a) 4:15 (b) 2:15 (c) 3:15 (d) 3:05
  14. 14.What time will it be 25 minutes after 8:55? (a) 9:10 (b) 8:20 (c) 10:20 (d) 9:20
  15. 15.What time will it be 40 minutes after 9:20? (a) 10:00 (b) 11:00 (c) 9:50 (d) 9:00
  16. 16.A film starts at 3:45 and ends at 6:40. How long is the film? (a) 3 h 5 min (b) 1 h 55 min (c) 3 h 55 min (d) 2 h 55 min
  17. 17.What time will it be 40 minutes after 1:35? (a) 3:15 (b) 1:15 (c) 2:15 (d) 2:05
  18. 18.What time was it 55 minutes before 3:05? (a) 1:10 (b) 2:20 (c) 2:10 (d) 3:10
  19. 19.A film starts at 4:00 and ends at 4:45. How long is the film? (a) 1 h 45 min (b) 35 min (c) 45 min (d) 55 min
  20. 20.A film starts at 4:15 and ends at 6:45. How long is the film? (a) 1 h 30 min (b) 3 h 30 min (c) 2 h 40 min (d) 2 h 30 min
  21. 21.What time was it 25 minutes before 2:50? (a) 3:25 (b) 2:35 (c) 1:25 (d) 2:25
  22. 22.What time will it be 55 minutes after 2:00? (a) 2:55 (b) 3:55 (c) 1:55 (d) 2:45
  23. 23.A film starts at 7:35 and ends at 8:30. How long is the film? (a) 1 h 5 min (b) 1 h 55 min (c) 55 min (d) 45 min
  24. 24.What time will it be 40 minutes after 1:30? (a) 1:10 (b) 2:10 (c) 2:00 (d) 3:10
  25. 25.What time was it 35 minutes before 3:20? (a) 2:55 (b) 3:45 (c) 1:45 (d) 2:45
  26. 26.What time was it 35 minutes before 2:15? (a) 1:50 (b) 2:40 (c) 1:30 (d) 1:40
  27. 27.What time was it 15 minutes before 2:15? (a) 3:00 (b) 2:10 (c) 2:00 (d) 1:00
  28. 28.What time was it 35 minutes before 3:05? (a) 2:30 (b) 1:30 (c) 2:40 (d) 3:30
  29. 29.A film starts at 8:15 and ends at 9:15. How long is the film? (a) 2 h (b) 1 h 10 min (c) 50 min (d) 1 h
  30. 30.A film starts at 2:25 and ends at 5:10. How long is the film? (a) 2 h 55 min (b) 2 h 45 min (c) 1 h 45 min (d) 3 h 45 min
  31. 31.What time was it 15 minutes before 10:40? (a) 9:25 (b) 11:25 (c) 10:25 (d) 10:35
  32. 32.A film starts at 8:15 and ends at 9:00. How long is the film? (a) 1 h 45 min (b) 35 min (c) 55 min (d) 45 min
  33. 33.A film starts at 5:50 and ends at 8:05. 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
  34. 34.What time was it 55 minutes before 2:15? (a) 2:20 (b) 1:30 (c) 1:20 (d) 1:10
  35. 35.What time will it be 45 minutes after 3:20? (a) 4:05 (b) 3:05 (c) 3:55 (d) 5:05
  36. 36.What time will it be 15 minutes after 6:20? (a) 7:35 (b) 6:35 (c) 6:25 (d) 5:35
  37. 37.A film starts at 4:15 and ends at 6:30. How long is the film? (a) 1 h 15 min (b) 2 h 25 min (c) 3 h 15 min (d) 2 h 15 min
  38. 38.What time will it be 25 minutes after 3:00? (a) 4:25 (b) 2:25 (c) 3:15 (d) 3:25
  39. 39.What time was it 45 minutes before 5:15? (a) 4:40 (b) 4:30 (c) 5:30 (d) 3:30
  40. 40.What time was it 40 minutes before 3:55? (a) 3:25 (b) 4:15 (c) 3:15 (d) 2:15

Answer key

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

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