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Time and Clock Worksheet for Maths Olympiad

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

Answer key

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

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