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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 81 · 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 6:25 and ends at 6:45. How long is the film? (a) 30 min (b) 10 min (c) 1 h 20 min (d) 20 min
  2. 2.What time will it be 40 minutes after 3:00? (a) 3:40 (b) 2:40 (c) 3:30 (d) 4:40
  3. 3.What time was it 40 minutes before 10:55? (a) 11:15 (b) 9:15 (c) 10:15 (d) 10:25
  4. 4.What time was it 35 minutes before 5:25? (a) 5:00 (b) 3:50 (c) 4:50 (d) 5:50
  5. 5.What time will it be 20 minutes after 6:05? (a) 6:15 (b) 7:25 (c) 6:25 (d) 5:25
  6. 6.What time will it be 30 minutes after 4:55? (a) 6:25 (b) 5:15 (c) 5:25 (d) 4:25
  7. 7.A film starts at 8:05 and ends at 10:30. How long is the film? (a) 1 h 25 min (b) 3 h 25 min (c) 2 h 35 min (d) 2 h 25 min
  8. 8.What time was it 55 minutes before 4:30? (a) 2:35 (b) 4:35 (c) 3:45 (d) 3:35
  9. 9.What time was it 40 minutes before 5:35? (a) 3:55 (b) 5:05 (c) 4:55 (d) 5:55
  10. 10.A film starts at 7:20 and ends at 9:10. How long is the film? (a) 1 h 50 min (b) 2 h 50 min (c) 50 min (d) 2 h
  11. 11.What time was it 50 minutes before 6:10? (a) 5:30 (b) 5:20 (c) 4:20 (d) 6:20
  12. 12.What time will it be 40 minutes after 1:10? (a) 2:00 (b) 1:50 (c) 1:40 (d) 2:50
  13. 13.What time was it 35 minutes before 2:45? (a) 1:10 (b) 2:10 (c) 3:10 (d) 2:20
  14. 14.What time was it 25 minutes before 11:20? (a) 11:55 (b) 11:05 (c) 10:55 (d) 9:55
  15. 15.What time was it 30 minutes before 5:45? (a) 4:15 (b) 5:25 (c) 6:15 (d) 5:15
  16. 16.What time will it be 35 minutes after 1:20? (a) 1:45 (b) 2:05 (c) 1:55 (d) 2:55
  17. 17.What time will it be 15 minutes after 6:20? (a) 6:25 (b) 7:35 (c) 6:35 (d) 5:35
  18. 18.What time was it 50 minutes before 10:20? (a) 9:40 (b) 10:30 (c) 8:30 (d) 9:30
  19. 19.What time was it 55 minutes before 2:40? (a) 1:35 (b) 1:45 (c) 2:45 (d) 1:55
  20. 20.A film starts at 8:55 and ends at 11:05. How long is the film? (a) 2 h 10 min (b) 3 h 10 min (c) 2 h 20 min (d) 1 h 10 min
  21. 21.A film starts at 4:00 and ends at 5:05. How long is the film? (a) 1 h 5 min (b) 2 h 5 min (c) 1 h 15 min (d) 5 min
  22. 22.A film starts at 4:30 and ends at 7:05. How long is the film? (a) 2 h 45 min (b) 2 h 35 min (c) 3 h 35 min (d) 1 h 35 min
  23. 23.What time was it 45 minutes before 4:00? (a) 3:25 (b) 4:15 (c) 3:15 (d) 2:15
  24. 24.What time was it 55 minutes before 4:10? (a) 3:15 (b) 4:15 (c) 3:25 (d) 2:15
  25. 25.A film starts at 1:15 and ends at 4:05. How long is the film? (a) 1 h 50 min (b) 3 h (c) 2 h 50 min (d) 3 h 50 min
  26. 26.What time will it be 25 minutes after 8:20? (a) 7:45 (b) 8:45 (c) 8:35 (d) 9:45
  27. 27.A film starts at 6:25 and ends at 7:55. How long is the film? (a) 2 h 30 min (b) 30 min (c) 1 h 40 min (d) 1 h 30 min
  28. 28.What time will it be 50 minutes after 9:15? (a) 9:55 (b) 10:05 (c) 9:05 (d) 11:05
  29. 29.A film starts at 3:05 and ends at 4:05. How long is the film? (a) 1 h (b) 1 h 10 min (c) 50 min (d) 2 h
  30. 30.A film starts at 2:00 and ends at 4:55. How long is the film? (a) 2 h 55 min (b) 1 h 55 min (c) 3 h 55 min (d) 3 h 5 min
  31. 31.What time will it be 45 minutes after 4:20? (a) 6:05 (b) 4:55 (c) 5:05 (d) 4:05
  32. 32.What time will it be 55 minutes after 7:55? (a) 7:50 (b) 9:50 (c) 8:50 (d) 8:40
  33. 33.A film starts at 8:00 and ends at 8:35. How long is the film? (a) 25 min (b) 35 min (c) 1 h 35 min (d) 45 min
  34. 34.What time will it be 50 minutes after 1:55? (a) 3:45 (b) 2:35 (c) 2:45 (d) 1:45
  35. 35.What time was it 55 minutes before 4:40? (a) 2:45 (b) 4:45 (c) 3:55 (d) 3:45
  36. 36.A film starts at 4:05 and ends at 5:00. How long is the film? (a) 1 h 55 min (b) 45 min (c) 1 h 5 min (d) 55 min
  37. 37.A film starts at 6:50 and ends at 8:20. How long is the film? (a) 1 h 30 min (b) 1 h 40 min (c) 2 h 30 min (d) 30 min
  38. 38.What time will it be 15 minutes after 8:05? (a) 8:20 (b) 8:10 (c) 9:20 (d) 7:20
  39. 39.What time will it be 35 minutes after 7:00? (a) 7:25 (b) 6:35 (c) 8:35 (d) 7:35
  40. 40.What time was it 15 minutes before 2:55? (a) 2:40 (b) 3:40 (c) 2:50 (d) 1:40

Answer key

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

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