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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 232 · 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 2:05 and ends at 5:05. How long is the film? (a) 4 h (b) 3 h 10 min (c) 3 h (d) 2 h
  2. 2.What time was it 40 minutes before 11:55? (a) 11:25 (b) 12:15 (c) 10:15 (d) 11:15
  3. 3.What time will it be 50 minutes after 7:35? (a) 7:25 (b) 8:15 (c) 8:25 (d) 9:25
  4. 4.A film starts at 4:35 and ends at 6:25. How long is the film? (a) 2 h 50 min (b) 2 h (c) 50 min (d) 1 h 50 min
  5. 5.What time was it 25 minutes before 10:45? (a) 10:20 (b) 9:20 (c) 11:20 (d) 10:30
  6. 6.A film starts at 8:50 and ends at 9:40. How long is the film? (a) 1 h 50 min (b) 40 min (c) 1 h (d) 50 min
  7. 7.What time was it 45 minutes before 4:20? (a) 3:35 (b) 3:45 (c) 4:35 (d) 2:35
  8. 8.What time was it 25 minutes before 9:40? (a) 8:15 (b) 10:15 (c) 9:15 (d) 9:25
  9. 9.What time will it be 15 minutes after 6:05? (a) 6:20 (b) 6:10 (c) 7:20 (d) 5:20
  10. 10.What time will it be 15 minutes after 2:35? (a) 3:50 (b) 2:40 (c) 2:50 (d) 1:50
  11. 11.What time will it be 55 minutes after 3:30? (a) 5:25 (b) 3:25 (c) 4:25 (d) 4:15
  12. 12.A film starts at 6:45 and ends at 9:05. How long is the film? (a) 2 h 20 min (b) 3 h 20 min (c) 1 h 20 min (d) 2 h 30 min
  13. 13.A film starts at 4:10 and ends at 5:50. How long is the film? (a) 2 h 40 min (b) 40 min (c) 1 h 50 min (d) 1 h 40 min
  14. 14.What time was it 30 minutes before 10:10? (a) 9:50 (b) 9:40 (c) 8:40 (d) 10:40
  15. 15.What time was it 20 minutes before 9:05? (a) 9:45 (b) 7:45 (c) 8:45 (d) 8:55
  16. 16.What time was it 45 minutes before 4:05? (a) 2:20 (b) 4:20 (c) 3:30 (d) 3:20
  17. 17.What time was it 35 minutes before 8:55? (a) 7:20 (b) 9:20 (c) 8:30 (d) 8:20
  18. 18.What time was it 20 minutes before 9:55? (a) 9:35 (b) 8:35 (c) 10:35 (d) 9:45
  19. 19.What time was it 40 minutes before 5:35? (a) 5:05 (b) 4:55 (c) 3:55 (d) 5:55
  20. 20.What time will it be 20 minutes after 1:45? (a) 1:55 (b) 2:05 (c) 3:05 (d) 1:05
  21. 21.What time was it 25 minutes before 2:15? (a) 2:00 (b) 2:50 (c) 1:50 (d) 1:40
  22. 22.What time was it 15 minutes before 5:55? (a) 4:40 (b) 6:40 (c) 5:40 (d) 5:50
  23. 23.A film starts at 7:25 and ends at 9:00. How long is the film? (a) 1 h 45 min (b) 2 h 35 min (c) 35 min (d) 1 h 35 min
  24. 24.What time will it be 30 minutes after 8:10? (a) 7:40 (b) 9:40 (c) 8:30 (d) 8:40
  25. 25.What time will it be 25 minutes after 7:45? (a) 7:10 (b) 8:10 (c) 9:10 (d) 8:00
  26. 26.A film starts at 2:45 and ends at 4:30. How long is the film? (a) 2 h 45 min (b) 45 min (c) 1 h 45 min (d) 1 h 55 min
  27. 27.What time will it be 20 minutes after 5:05? (a) 6:25 (b) 5:25 (c) 4:25 (d) 5:15
  28. 28.A film starts at 5:15 and ends at 5:45. How long is the film? (a) 40 min (b) 30 min (c) 1 h 30 min (d) 20 min
  29. 29.A film starts at 3:10 and ends at 4:50. How long is the film? (a) 2 h 40 min (b) 40 min (c) 1 h 40 min (d) 1 h 50 min
  30. 30.What time was it 55 minutes before 7:10? (a) 5:15 (b) 6:25 (c) 7:15 (d) 6:15
  31. 31.What time will it be 50 minutes after 6:05? (a) 6:55 (b) 7:55 (c) 6:45 (d) 5:55
  32. 32.What time was it 20 minutes before 7:55? (a) 7:35 (b) 8:35 (c) 6:35 (d) 7:45
  33. 33.A film starts at 8:35 and ends at 11:10. 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
  34. 34.What time will it be 35 minutes after 9:35? (a) 10:10 (b) 10:00 (c) 9:10 (d) 11:10
  35. 35.What time will it be 35 minutes after 5:00? (a) 6:35 (b) 5:25 (c) 4:35 (d) 5:35
  36. 36.What time will it be 30 minutes after 3:15? (a) 4:45 (b) 3:35 (c) 2:45 (d) 3:45
  37. 37.What time will it be 15 minutes after 4:45? (a) 4:00 (b) 5:00 (c) 6:00 (d) 4:50
  38. 38.What time will it be 40 minutes after 9:10? (a) 10:50 (b) 9:50 (c) 9:40 (d) 8:50
  39. 39.What time will it be 15 minutes after 7:15? (a) 7:20 (b) 7:30 (c) 6:30 (d) 8:30
  40. 40.A film starts at 6:35 and ends at 7:55. How long is the film? (a) 1 h 30 min (b) 20 min (c) 1 h 20 min (d) 2 h 20 min

Answer key

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

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