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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 653 · 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 35 minutes after 2:05? (a) 1:40 (b) 3:40 (c) 2:40 (d) 2:30
  2. 2.What time was it 55 minutes before 4:45? (a) 4:00 (b) 2:50 (c) 3:50 (d) 4:50
  3. 3.What time will it be 30 minutes after 10:25? (a) 10:45 (b) 11:55 (c) 10:55 (d) 9:55
  4. 4.What time will it be 20 minutes after 7:15? (a) 8:35 (b) 7:25 (c) 7:35 (d) 6:35
  5. 5.What time will it be 55 minutes after 7:05? (a) 8:00 (b) 7:50 (c) 7:00 (d) 9:00
  6. 6.What time will it be 25 minutes after 3:20? (a) 4:45 (b) 3:35 (c) 3:45 (d) 2:45
  7. 7.A film starts at 2:35 and ends at 4:10. How long is the film? (a) 35 min (b) 1 h 45 min (c) 2 h 35 min (d) 1 h 35 min
  8. 8.A film starts at 1:10 and ends at 3:40. How long is the film? (a) 3 h 30 min (b) 2 h 40 min (c) 1 h 30 min (d) 2 h 30 min
  9. 9.What time was it 45 minutes before 9:10? (a) 9:25 (b) 8:25 (c) 8:35 (d) 7:25
  10. 10.A film starts at 8:45 and ends at 11:25. How long is the film? (a) 2 h 50 min (b) 1 h 40 min (c) 2 h 40 min (d) 3 h 40 min
  11. 11.A film starts at 5:15 and ends at 6:15. How long is the film? (a) 2 h (b) 1 h (c) 50 min (d) 1 h 10 min
  12. 12.A film starts at 6:00 and ends at 7:05. How long is the film? (a) 1 h 15 min (b) 5 min (c) 2 h 5 min (d) 1 h 5 min
  13. 13.What time will it be 25 minutes after 10:00? (a) 10:15 (b) 11:25 (c) 9:25 (d) 10:25
  14. 14.A film starts at 2:00 and ends at 2:25. How long is the film? (a) 35 min (b) 15 min (c) 25 min (d) 1 h 25 min
  15. 15.What time will it be 55 minutes after 9:20? (a) 9:15 (b) 11:15 (c) 10:05 (d) 10:15
  16. 16.What time will it be 30 minutes after 4:50? (a) 5:20 (b) 4:20 (c) 5:10 (d) 6:20
  17. 17.What time will it be 35 minutes after 5:00? (a) 4:35 (b) 6:35 (c) 5:35 (d) 5:25
  18. 18.What time will it be 25 minutes after 1:05? (a) 1:40 (b) 1:30 (c) 2:30 (d) 1:20
  19. 19.What time will it be 40 minutes after 7:25? (a) 9:05 (b) 7:05 (c) 7:55 (d) 8:05
  20. 20.A film starts at 2:40 and ends at 4:05. How long is the film? (a) 1 h 25 min (b) 25 min (c) 1 h 35 min (d) 2 h 25 min
  21. 21.A film starts at 6:50 and ends at 7:20. How long is the film? (a) 40 min (b) 1 h 30 min (c) 30 min (d) 20 min
  22. 22.A film starts at 3:05 and ends at 4:50. How long is the film? (a) 45 min (b) 1 h 55 min (c) 2 h 45 min (d) 1 h 45 min
  23. 23.A film starts at 5:05 and ends at 6:00. How long is the film? (a) 1 h 5 min (b) 1 h 55 min (c) 45 min (d) 55 min
  24. 24.A film starts at 7:25 and ends at 8:10. How long is the film? (a) 55 min (b) 45 min (c) 1 h 45 min (d) 35 min
  25. 25.What time will it be 20 minutes after 1:05? (a) 1:35 (b) 2:25 (c) 1:15 (d) 1:25
  26. 26.A film starts at 3:50 and ends at 4:55. How long is the film? (a) 1 h 15 min (b) 5 min (c) 2 h 5 min (d) 1 h 5 min
  27. 27.What time was it 25 minutes before 5:00? (a) 3:35 (b) 4:45 (c) 5:35 (d) 4:35
  28. 28.What time was it 45 minutes before 10:10? (a) 10:25 (b) 9:35 (c) 9:25 (d) 8:25
  29. 29.What time will it be 20 minutes after 10:10? (a) 10:30 (b) 9:30 (c) 11:30 (d) 10:20
  30. 30.What time was it 30 minutes before 4:55? (a) 3:25 (b) 4:25 (c) 5:25 (d) 4:35
  31. 31.A film starts at 2:00 and ends at 3:30. How long is the film? (a) 1 h 40 min (b) 2 h 30 min (c) 30 min (d) 1 h 30 min
  32. 32.A film starts at 6:00 and ends at 8:05. How long is the film? (a) 2 h 15 min (b) 3 h 5 min (c) 1 h 5 min (d) 2 h 5 min
  33. 33.What time was it 50 minutes before 11:15? (a) 10:35 (b) 10:25 (c) 9:25 (d) 11:25
  34. 34.What time was it 45 minutes before 11:00? (a) 9:15 (b) 10:15 (c) 10:25 (d) 11:15
  35. 35.A film starts at 2:40 and ends at 3:35. How long is the film? (a) 45 min (b) 55 min (c) 1 h 55 min (d) 1 h 5 min
  36. 36.What time will it be 50 minutes after 10:10? (a) 12:00 (b) 10:50 (c) 10:00 (d) 11:00
  37. 37.A film starts at 5:05 and ends at 7:45. How long is the film? (a) 1 h 40 min (b) 2 h 50 min (c) 2 h 40 min (d) 3 h 40 min
  38. 38.What time will it be 20 minutes after 6:40? (a) 6:50 (b) 6:00 (c) 8:00 (d) 7:00
  39. 39.What time will it be 15 minutes after 8:50? (a) 10:05 (b) 8:55 (c) 9:05 (d) 8:05
  40. 40.A film starts at 1:05 and ends at 1:45. How long is the film? (a) 40 min (b) 50 min (c) 1 h 40 min (d) 30 min

Answer key

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

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