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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 86 · 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 30 minutes after 1:55? (a) 1:25 (b) 3:25 (c) 2:15 (d) 2:25
  2. 2.What time was it 45 minutes before 7:00? (a) 5:15 (b) 7:15 (c) 6:25 (d) 6:15
  3. 3.A film starts at 5:25 and ends at 7:20. How long is the film? (a) 2 h 55 min (b) 1 h 55 min (c) 55 min (d) 2 h 5 min
  4. 4.A film starts at 3:10 and ends at 5:55. How long is the film? (a) 1 h 45 min (b) 2 h 55 min (c) 2 h 45 min (d) 3 h 45 min
  5. 5.What time was it 25 minutes before 11:25? (a) 12:00 (b) 11:10 (c) 11:00 (d) 10:00
  6. 6.What time was it 45 minutes before 4:50? (a) 3:05 (b) 4:05 (c) 5:05 (d) 4:15
  7. 7.What time was it 15 minutes before 8:20? (a) 8:15 (b) 9:05 (c) 8:05 (d) 7:05
  8. 8.What time will it be 30 minutes after 5:30? (a) 5:50 (b) 6:00 (c) 7:00 (d) 5:00
  9. 9.A film starts at 8:10 and ends at 9:55. How long is the film? (a) 1 h 55 min (b) 1 h 45 min (c) 2 h 45 min (d) 45 min
  10. 10.What time will it be 30 minutes after 5:40? (a) 7:10 (b) 6:00 (c) 5:10 (d) 6:10
  11. 11.A film starts at 3:00 and ends at 4:45. How long is the film? (a) 45 min (b) 2 h 45 min (c) 1 h 45 min (d) 1 h 55 min
  12. 12.What time was it 30 minutes before 10:05? (a) 8:35 (b) 9:45 (c) 9:35 (d) 10:35
  13. 13.What time will it be 45 minutes after 10:55? (a) 11:30 (b) 11:40 (c) 12:40 (d) 10:40
  14. 14.What time will it be 20 minutes after 3:05? (a) 2:25 (b) 3:15 (c) 4:25 (d) 3:25
  15. 15.What time will it be 40 minutes after 10:05? (a) 10:45 (b) 11:45 (c) 9:45 (d) 10:35
  16. 16.A film starts at 1:25 and ends at 4:05. How long is the film? (a) 1 h 40 min (b) 2 h 50 min (c) 3 h 40 min (d) 2 h 40 min
  17. 17.A film starts at 6:35 and ends at 9:10. How long is the film? (a) 2 h 35 min (b) 1 h 35 min (c) 2 h 45 min (d) 3 h 35 min
  18. 18.What time was it 30 minutes before 6:55? (a) 6:25 (b) 5:25 (c) 6:35 (d) 7:25
  19. 19.A film starts at 4:50 and ends at 6:05. How long is the film? (a) 1 h 25 min (b) 1 h 15 min (c) 15 min (d) 2 h 15 min
  20. 20.A film starts at 7:00 and ends at 7:35. How long is the film? (a) 1 h 35 min (b) 35 min (c) 25 min (d) 45 min
  21. 21.A film starts at 1:20 and ends at 1:40. How long is the film? (a) 30 min (b) 10 min (c) 20 min (d) 1 h 20 min
  22. 22.What time will it be 55 minutes after 9:35? (a) 10:20 (b) 9:30 (c) 10:30 (d) 11:30
  23. 23.What time will it be 55 minutes after 8:05? (a) 8:50 (b) 10:00 (c) 8:00 (d) 9:00
  24. 24.What time was it 40 minutes before 5:40? (a) 4:00 (b) 5:10 (c) 5:00 (d) 6:00
  25. 25.What time will it be 55 minutes after 2:45? (a) 4:40 (b) 2:40 (c) 3:30 (d) 3:40
  26. 26.A film starts at 6:40 and ends at 7:00. How long is the film? (a) 30 min (b) 10 min (c) 20 min (d) 1 h 20 min
  27. 27.What time will it be 15 minutes after 7:05? (a) 7:10 (b) 7:20 (c) 6:20 (d) 8:20
  28. 28.A film starts at 6:50 and ends at 9:50. How long is the film? (a) 3 h 10 min (b) 2 h (c) 3 h (d) 4 h
  29. 29.A film starts at 6:40 and ends at 8:45. How long is the film? (a) 2 h 15 min (b) 2 h 5 min (c) 3 h 5 min (d) 1 h 5 min
  30. 30.What time was it 15 minutes before 6:10? (a) 6:55 (b) 6:05 (c) 4:55 (d) 5:55
  31. 31.What time will it be 15 minutes after 9:35? (a) 8:50 (b) 9:50 (c) 10:50 (d) 9:40
  32. 32.What time was it 15 minutes before 4:30? (a) 5:15 (b) 4:25 (c) 4:15 (d) 3:15
  33. 33.What time was it 20 minutes before 2:05? (a) 2:45 (b) 1:55 (c) 1:35 (d) 1:45
  34. 34.What time will it be 40 minutes after 6:00? (a) 6:30 (b) 7:40 (c) 6:40 (d) 5:40
  35. 35.What time was it 55 minutes before 4:00? (a) 3:15 (b) 4:05 (c) 2:05 (d) 3:05
  36. 36.A film starts at 7:15 and ends at 9:05. How long is the film? (a) 1 h 50 min (b) 2 h (c) 2 h 50 min (d) 50 min
  37. 37.A film starts at 1:10 and ends at 4:05. How long is the film? (a) 1 h 55 min (b) 2 h 55 min (c) 3 h 5 min (d) 3 h 55 min
  38. 38.A film starts at 7:50 and ends at 10:25. How long is the film? (a) 1 h 35 min (b) 2 h 35 min (c) 2 h 45 min (d) 3 h 35 min
  39. 39.What time will it be 55 minutes after 3:45? (a) 3:40 (b) 4:30 (c) 4:40 (d) 5:40
  40. 40.What time will it be 40 minutes after 3:00? (a) 3:40 (b) 2:40 (c) 3:30 (d) 4:40

Answer key

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

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