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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 409 · 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 20 minutes after 6:45? (a) 8:05 (b) 6:05 (c) 7:05 (d) 6:55
  2. 2.What time will it be 20 minutes after 4:40? (a) 4:50 (b) 6:00 (c) 5:00 (d) 4:00
  3. 3.A film starts at 7:55 and ends at 9:50. How long is the film? (a) 1 h 55 min (b) 2 h 5 min (c) 2 h 55 min (d) 55 min
  4. 4.What time will it be 45 minutes after 6:55? (a) 6:40 (b) 7:40 (c) 7:30 (d) 8:40
  5. 5.What time will it be 35 minutes after 10:45? (a) 12:20 (b) 11:20 (c) 11:10 (d) 10:20
  6. 6.What time will it be 20 minutes after 1:35? (a) 2:05 (b) 1:55 (c) 1:45 (d) 2:55
  7. 7.What time will it be 20 minutes after 10:15? (a) 11:35 (b) 10:35 (c) 10:25 (d) 9:35
  8. 8.A film starts at 4:40 and ends at 5:25. How long is the film? (a) 35 min (b) 45 min (c) 1 h 45 min (d) 55 min
  9. 9.What time was it 25 minutes before 2:45? (a) 2:30 (b) 3:20 (c) 2:20 (d) 1:20
  10. 10.What time will it be 55 minutes after 2:40? (a) 3:35 (b) 3:25 (c) 4:35 (d) 2:35
  11. 11.A film starts at 7:15 and ends at 8:55. How long is the film? (a) 1 h 40 min (b) 40 min (c) 2 h 40 min (d) 1 h 50 min
  12. 12.What time will it be 50 minutes after 8:10? (a) 10:00 (b) 8:50 (c) 8:00 (d) 9:00
  13. 13.What time was it 15 minutes before 6:35? (a) 5:20 (b) 6:30 (c) 6:20 (d) 7:20
  14. 14.A film starts at 3:25 and ends at 4:30. How long is the film? (a) 5 min (b) 1 h 5 min (c) 2 h 5 min (d) 1 h 15 min
  15. 15.What time was it 50 minutes before 4:15? (a) 2:25 (b) 3:35 (c) 3:25 (d) 4:25
  16. 16.What time was it 15 minutes before 11:40? (a) 10:25 (b) 11:25 (c) 11:35 (d) 12:25
  17. 17.A film starts at 3:00 and ends at 3:40. How long is the film? (a) 30 min (b) 40 min (c) 50 min (d) 1 h 40 min
  18. 18.What time will it be 15 minutes after 8:40? (a) 9:55 (b) 8:45 (c) 8:55 (d) 7:55
  19. 19.A film starts at 7:55 and ends at 9:10. How long is the film? (a) 2 h 15 min (b) 1 h 25 min (c) 1 h 15 min (d) 15 min
  20. 20.A film starts at 8:55 and ends at 11:55. How long is the film? (a) 2 h (b) 3 h 10 min (c) 4 h (d) 3 h
  21. 21.What time was it 25 minutes before 10:55? (a) 10:40 (b) 9:30 (c) 11:30 (d) 10:30
  22. 22.A film starts at 3:15 and ends at 5:10. How long is the film? (a) 1 h 55 min (b) 2 h 55 min (c) 55 min (d) 2 h 5 min
  23. 23.What time will it be 20 minutes after 7:00? (a) 7:20 (b) 7:10 (c) 8:20 (d) 6:20
  24. 24.What time was it 35 minutes before 4:45? (a) 3:10 (b) 5:10 (c) 4:20 (d) 4:10
  25. 25.What time was it 40 minutes before 4:40? (a) 4:00 (b) 3:00 (c) 5:00 (d) 4:10
  26. 26.What time was it 55 minutes before 3:10? (a) 2:15 (b) 1:15 (c) 3:15 (d) 2:25
  27. 27.A film starts at 7:55 and ends at 8:45. How long is the film? (a) 1 h 50 min (b) 50 min (c) 40 min (d) 1 h
  28. 28.A film starts at 2:50 and ends at 3:20. How long is the film? (a) 1 h 30 min (b) 30 min (c) 40 min (d) 20 min
  29. 29.What time will it be 25 minutes after 9:40? (a) 10:05 (b) 9:05 (c) 11:05 (d) 9:55
  30. 30.A film starts at 8:15 and ends at 9:35. How long is the film? (a) 2 h 20 min (b) 1 h 30 min (c) 20 min (d) 1 h 20 min
  31. 31.A film starts at 2:05 and ends at 3:10. How long is the film? (a) 1 h 5 min (b) 1 h 15 min (c) 5 min (d) 2 h 5 min
  32. 32.What time was it 55 minutes before 10:25? (a) 8:30 (b) 9:30 (c) 9:40 (d) 10:30
  33. 33.A film starts at 1:40 and ends at 4:25. How long is the film? (a) 2 h 55 min (b) 3 h 45 min (c) 1 h 45 min (d) 2 h 45 min
  34. 34.What time was it 40 minutes before 8:40? (a) 9:00 (b) 7:00 (c) 8:00 (d) 8:10
  35. 35.What time will it be 55 minutes after 8:15? (a) 9:00 (b) 8:10 (c) 10:10 (d) 9:10
  36. 36.What time was it 50 minutes before 5:35? (a) 4:55 (b) 3:45 (c) 4:45 (d) 5:45
  37. 37.A film starts at 5:40 and ends at 6:15. How long is the film? (a) 25 min (b) 45 min (c) 1 h 35 min (d) 35 min
  38. 38.A film starts at 1:15 and ends at 1:40. How long is the film? (a) 35 min (b) 1 h 25 min (c) 25 min (d) 15 min
  39. 39.What time was it 20 minutes before 2:55? (a) 3:35 (b) 2:35 (c) 2:45 (d) 1:35
  40. 40.What time will it be 35 minutes after 3:35? (a) 4:10 (b) 3:10 (c) 5:10 (d) 4:00

Answer key

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

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