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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 244 · 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 25 minutes after 6:20? (a) 7:45 (b) 6:45 (c) 6:35 (d) 5:45
  2. 2.What time was it 55 minutes before 7:55? (a) 8:00 (b) 7:00 (c) 7:10 (d) 6:00
  3. 3.What time will it be 25 minutes after 5:40? (a) 5:55 (b) 7:05 (c) 6:05 (d) 5:05
  4. 4.What time will it be 45 minutes after 10:20? (a) 11:05 (b) 10:55 (c) 10:05 (d) 12:05
  5. 5.What time will it be 50 minutes after 10:50? (a) 11:30 (b) 11:40 (c) 12:40 (d) 10:40
  6. 6.A film starts at 8:10 and ends at 9:05. How long is the film? (a) 1 h 5 min (b) 45 min (c) 55 min (d) 1 h 55 min
  7. 7.What time will it be 20 minutes after 10:30? (a) 11:50 (b) 10:40 (c) 9:50 (d) 10:50
  8. 8.A film starts at 4:30 and ends at 6:05. How long is the film? (a) 1 h 45 min (b) 35 min (c) 2 h 35 min (d) 1 h 35 min
  9. 9.What time will it be 30 minutes after 3:30? (a) 3:50 (b) 3:00 (c) 5:00 (d) 4:00
  10. 10.A film starts at 6:00 and ends at 7:45. How long is the film? (a) 1 h 45 min (b) 45 min (c) 2 h 45 min (d) 1 h 55 min
  11. 11.What time will it be 50 minutes after 6:45? (a) 6:35 (b) 8:35 (c) 7:25 (d) 7:35
  12. 12.What time was it 35 minutes before 11:15? (a) 11:40 (b) 9:40 (c) 10:40 (d) 10:50
  13. 13.A film starts at 2:05 and ends at 4:55. How long is the film? (a) 2 h 50 min (b) 1 h 50 min (c) 3 h 50 min (d) 3 h
  14. 14.What time will it be 15 minutes after 5:30? (a) 5:45 (b) 5:35 (c) 4:45 (d) 6:45
  15. 15.A film starts at 2:00 and ends at 3:25. How long is the film? (a) 25 min (b) 1 h 35 min (c) 2 h 25 min (d) 1 h 25 min
  16. 16.What time will it be 30 minutes after 2:15? (a) 2:35 (b) 1:45 (c) 3:45 (d) 2:45
  17. 17.What time will it be 20 minutes after 3:30? (a) 4:50 (b) 3:50 (c) 3:40 (d) 2:50
  18. 18.A film starts at 8:55 and ends at 11:10. How long is the film? (a) 2 h 25 min (b) 2 h 15 min (c) 1 h 15 min (d) 3 h 15 min
  19. 19.What time will it be 45 minutes after 4:20? (a) 4:55 (b) 4:05 (c) 6:05 (d) 5:05
  20. 20.A film starts at 4:00 and ends at 4:30. How long is the film? (a) 1 h 30 min (b) 20 min (c) 30 min (d) 40 min
  21. 21.What time was it 50 minutes before 4:20? (a) 3:40 (b) 4:30 (c) 3:30 (d) 2:30
  22. 22.A film starts at 8:50 and ends at 10:45. How long is the film? (a) 2 h 5 min (b) 1 h 55 min (c) 55 min (d) 2 h 55 min
  23. 23.What time was it 15 minutes before 4:10? (a) 3:55 (b) 4:55 (c) 4:05 (d) 2:55
  24. 24.What time will it be 40 minutes after 10:30? (a) 11:00 (b) 12:10 (c) 11:10 (d) 10:10
  25. 25.What time will it be 35 minutes after 7:50? (a) 8:15 (b) 8:25 (c) 7:25 (d) 9:25
  26. 26.What time was it 50 minutes before 5:25? (a) 5:35 (b) 4:45 (c) 3:35 (d) 4:35
  27. 27.What time will it be 25 minutes after 1:35? (a) 3:00 (b) 2:00 (c) 1:50 (d) 1:00
  28. 28.A film starts at 8:15 and ends at 9:40. How long is the film? (a) 1 h 25 min (b) 1 h 35 min (c) 2 h 25 min (d) 25 min
  29. 29.What time was it 25 minutes before 11:35? (a) 11:20 (b) 10:10 (c) 12:10 (d) 11:10
  30. 30.What time was it 20 minutes before 8:00? (a) 7:50 (b) 6:40 (c) 8:40 (d) 7:40
  31. 31.What time will it be 35 minutes after 10:10? (a) 10:35 (b) 9:45 (c) 10:45 (d) 11:45
  32. 32.A film starts at 5:05 and ends at 7:10. How long is the film? (a) 2 h 15 min (b) 3 h 5 min (c) 2 h 5 min (d) 1 h 5 min
  33. 33.What time was it 55 minutes before 9:45? (a) 9:50 (b) 7:50 (c) 9:00 (d) 8:50
  34. 34.What time will it be 15 minutes after 4:55? (a) 5:10 (b) 6:10 (c) 4:10 (d) 5:00
  35. 35.What time was it 15 minutes before 4:40? (a) 4:25 (b) 3:25 (c) 5:25 (d) 4:35
  36. 36.What time was it 40 minutes before 3:50? (a) 2:10 (b) 4:10 (c) 3:20 (d) 3:10
  37. 37.What time will it be 20 minutes after 1:15? (a) 1:45 (b) 1:35 (c) 2:35 (d) 1:25
  38. 38.What time will it be 15 minutes after 9:50? (a) 9:05 (b) 10:05 (c) 11:05 (d) 9:55
  39. 39.What time was it 20 minutes before 10:55? (a) 11:35 (b) 10:35 (c) 10:45 (d) 9:35
  40. 40.What time will it be 30 minutes after 2:35? (a) 3:05 (b) 4:05 (c) 2:05 (d) 2:55

Answer key

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

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