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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 75 · 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.A film starts at 3:35 and ends at 4:30. How long is the film? (a) 55 min (b) 1 h 55 min (c) 1 h 5 min (d) 45 min
  2. 2.A film starts at 2:30 and ends at 5:15. How long is the film? (a) 1 h 45 min (b) 3 h 45 min (c) 2 h 45 min (d) 2 h 55 min
  3. 3.What time was it 20 minutes before 11:40? (a) 11:30 (b) 12:20 (c) 10:20 (d) 11:20
  4. 4.What time will it be 40 minutes after 5:20? (a) 5:50 (b) 7:00 (c) 5:00 (d) 6:00
  5. 5.A film starts at 1:15 and ends at 2:05. How long is the film? (a) 1 h 50 min (b) 40 min (c) 50 min (d) 1 h
  6. 6.What time will it be 20 minutes after 3:00? (a) 4:20 (b) 3:10 (c) 2:20 (d) 3:20
  7. 7.A film starts at 3:20 and ends at 4:20. How long is the film? (a) 50 min (b) 1 h 10 min (c) 1 h (d) 2 h
  8. 8.A film starts at 6:40 and ends at 7:30. How long is the film? (a) 50 min (b) 1 h (c) 40 min (d) 1 h 50 min
  9. 9.A film starts at 4:15 and ends at 5:45. How long is the film? (a) 1 h 40 min (b) 2 h 30 min (c) 30 min (d) 1 h 30 min
  10. 10.What time will it be 55 minutes after 7:00? (a) 8:55 (b) 7:55 (c) 7:45 (d) 6:55
  11. 11.What time will it be 25 minutes after 4:20? (a) 4:35 (b) 3:45 (c) 4:45 (d) 5:45
  12. 12.A film starts at 6:35 and ends at 7:15. How long is the film? (a) 50 min (b) 30 min (c) 40 min (d) 1 h 40 min
  13. 13.A film starts at 5:15 and ends at 5:55. How long is the film? (a) 40 min (b) 30 min (c) 50 min (d) 1 h 40 min
  14. 14.What time was it 20 minutes before 5:05? (a) 5:45 (b) 4:55 (c) 3:45 (d) 4:45
  15. 15.What time will it be 55 minutes after 3:30? (a) 4:15 (b) 3:25 (c) 4:25 (d) 5:25
  16. 16.What time will it be 20 minutes after 3:35? (a) 4:55 (b) 2:55 (c) 3:45 (d) 3:55
  17. 17.What time was it 40 minutes before 9:35? (a) 9:05 (b) 8:55 (c) 9:55 (d) 7:55
  18. 18.What time will it be 50 minutes after 6:35? (a) 6:25 (b) 7:25 (c) 7:15 (d) 8:25
  19. 19.What time will it be 55 minutes after 2:30? (a) 2:25 (b) 3:25 (c) 4:25 (d) 3:15
  20. 20.A film starts at 3:10 and ends at 4:30. How long is the film? (a) 2 h 20 min (b) 1 h 20 min (c) 20 min (d) 1 h 30 min
  21. 21.What time will it be 20 minutes after 10:25? (a) 10:35 (b) 10:45 (c) 9:45 (d) 11:45
  22. 22.What time was it 40 minutes before 8:30? (a) 6:50 (b) 8:50 (c) 8:00 (d) 7:50
  23. 23.What time will it be 40 minutes after 9:15? (a) 8:55 (b) 9:45 (c) 9:55 (d) 10:55
  24. 24.What time will it be 25 minutes after 3:45? (a) 5:10 (b) 4:10 (c) 4:00 (d) 3:10
  25. 25.What time was it 50 minutes before 10:35? (a) 8:45 (b) 9:55 (c) 10:45 (d) 9:45
  26. 26.What time will it be 55 minutes after 4:00? (a) 3:55 (b) 5:55 (c) 4:45 (d) 4:55
  27. 27.What time will it be 20 minutes after 8:35? (a) 8:45 (b) 7:55 (c) 9:55 (d) 8:55
  28. 28.A film starts at 7:05 and ends at 8:15. How long is the film? (a) 1 h 10 min (b) 1 h 20 min (c) 2 h 10 min (d) 10 min
  29. 29.A film starts at 1:55 and ends at 3:00. How long is the film? (a) 5 min (b) 1 h 5 min (c) 2 h 5 min (d) 1 h 15 min
  30. 30.What time was it 30 minutes before 8:15? (a) 7:55 (b) 7:45 (c) 6:45 (d) 8:45
  31. 31.What time will it be 35 minutes after 2:15? (a) 2:40 (b) 1:50 (c) 3:50 (d) 2:50
  32. 32.What time will it be 45 minutes after 10:55? (a) 11:40 (b) 10:40 (c) 12:40 (d) 11:30
  33. 33.What time was it 30 minutes before 5:00? (a) 4:40 (b) 3:30 (c) 5:30 (d) 4:30
  34. 34.A film starts at 5:05 and ends at 5:50. How long is the film? (a) 1 h 45 min (b) 35 min (c) 55 min (d) 45 min
  35. 35.A film starts at 6:45 and ends at 7:25. How long is the film? (a) 50 min (b) 40 min (c) 30 min (d) 1 h 40 min
  36. 36.What time will it be 20 minutes after 3:15? (a) 4:35 (b) 3:35 (c) 2:35 (d) 3:25
  37. 37.What time was it 40 minutes before 3:20? (a) 1:40 (b) 2:50 (c) 2:40 (d) 3:40
  38. 38.A film starts at 8:35 and ends at 11:10. How long is the film? (a) 2 h 45 min (b) 1 h 35 min (c) 3 h 35 min (d) 2 h 35 min
  39. 39.What time was it 50 minutes before 7:10? (a) 7:20 (b) 6:20 (c) 5:20 (d) 6:30
  40. 40.What time will it be 40 minutes after 7:00? (a) 8:40 (b) 7:30 (c) 6:40 (d) 7:40

Answer key

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

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