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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 419 · 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 was it 50 minutes before 7:50? (a) 7:00 (b) 8:00 (c) 6:00 (d) 7:10
  2. 2.A film starts at 2:30 and ends at 3:05. How long is the film? (a) 45 min (b) 1 h 35 min (c) 25 min (d) 35 min
  3. 3.A film starts at 2:25 and ends at 5:10. 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
  4. 4.A film starts at 1:55 and ends at 2:30. How long is the film? (a) 1 h 35 min (b) 35 min (c) 25 min (d) 45 min
  5. 5.What time was it 25 minutes before 8:55? (a) 8:40 (b) 9:30 (c) 7:30 (d) 8:30
  6. 6.A film starts at 8:25 and ends at 9:20. How long is the film? (a) 45 min (b) 1 h 5 min (c) 1 h 55 min (d) 55 min
  7. 7.What time will it be 30 minutes after 6:15? (a) 7:45 (b) 5:45 (c) 6:45 (d) 6:35
  8. 8.A film starts at 8:05 and ends at 9:20. How long is the film? (a) 1 h 25 min (b) 2 h 15 min (c) 15 min (d) 1 h 15 min
  9. 9.A film starts at 8:40 and ends at 10:50. How long is the film? (a) 2 h 10 min (b) 1 h 10 min (c) 2 h 20 min (d) 3 h 10 min
  10. 10.What time was it 25 minutes before 4:10? (a) 2:45 (b) 3:55 (c) 3:45 (d) 4:45
  11. 11.A film starts at 8:30 and ends at 9:55. How long is the film? (a) 2 h 25 min (b) 1 h 35 min (c) 1 h 25 min (d) 25 min
  12. 12.What time will it be 30 minutes after 8:20? (a) 8:50 (b) 8:40 (c) 7:50 (d) 9:50
  13. 13.What time was it 45 minutes before 7:10? (a) 7:25 (b) 6:25 (c) 6:35 (d) 5:25
  14. 14.What time will it be 25 minutes after 2:45? (a) 4:10 (b) 3:00 (c) 3:10 (d) 2:10
  15. 15.A film starts at 1:40 and ends at 2:30. How long is the film? (a) 40 min (b) 1 h 50 min (c) 1 h (d) 50 min
  16. 16.A film starts at 5:10 and ends at 5:45. How long is the film? (a) 45 min (b) 1 h 35 min (c) 35 min (d) 25 min
  17. 17.What time was it 20 minutes before 7:05? (a) 6:45 (b) 6:55 (c) 7:45 (d) 5:45
  18. 18.What time was it 55 minutes before 3:55? (a) 3:10 (b) 2:00 (c) 3:00 (d) 4:00
  19. 19.What time was it 55 minutes before 10:35? (a) 9:50 (b) 10:40 (c) 8:40 (d) 9:40
  20. 20.What time will it be 45 minutes after 7:35? (a) 8:10 (b) 9:20 (c) 7:20 (d) 8:20
  21. 21.What time was it 45 minutes before 6:45? (a) 6:00 (b) 5:00 (c) 6:10 (d) 7:00
  22. 22.A film starts at 3:10 and ends at 5:35. 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
  23. 23.A film starts at 5:30 and ends at 7:35. How long is the film? (a) 1 h 5 min (b) 2 h 15 min (c) 3 h 5 min (d) 2 h 5 min
  24. 24.A film starts at 8:15 and ends at 9:25. How long is the film? (a) 1 h 10 min (b) 2 h 10 min (c) 1 h 20 min (d) 10 min
  25. 25.What time was it 40 minutes before 8:55? (a) 8:15 (b) 7:15 (c) 8:25 (d) 9:15
  26. 26.A film starts at 4:50 and ends at 7:05. How long is the film? (a) 2 h 15 min (b) 2 h 25 min (c) 1 h 15 min (d) 3 h 15 min
  27. 27.A film starts at 3:15 and ends at 4:05. How long is the film? (a) 40 min (b) 50 min (c) 1 h 50 min (d) 1 h
  28. 28.What time was it 20 minutes before 7:15? (a) 5:55 (b) 7:05 (c) 7:55 (d) 6:55
  29. 29.What time was it 55 minutes before 2:35? (a) 1:40 (b) 1:30 (c) 2:40 (d) 1:50
  30. 30.What time will it be 35 minutes after 2:50? (a) 2:25 (b) 3:15 (c) 3:25 (d) 4:25
  31. 31.What time was it 15 minutes before 3:10? (a) 3:55 (b) 2:55 (c) 1:55 (d) 3:05
  32. 32.What time will it be 20 minutes after 4:35? (a) 5:55 (b) 4:45 (c) 4:55 (d) 3:55
  33. 33.A film starts at 5:10 and ends at 5:50. How long is the film? (a) 30 min (b) 1 h 40 min (c) 50 min (d) 40 min
  34. 34.What time will it be 45 minutes after 9:35? (a) 9:20 (b) 10:10 (c) 10:20 (d) 11:20
  35. 35.A film starts at 3:05 and ends at 3:30. How long is the film? (a) 15 min (b) 25 min (c) 1 h 25 min (d) 35 min
  36. 36.What time was it 35 minutes before 8:15? (a) 6:40 (b) 8:40 (c) 7:40 (d) 7:50
  37. 37.A film starts at 3:05 and ends at 4:55. How long is the film? (a) 2 h 50 min (b) 2 h (c) 50 min (d) 1 h 50 min
  38. 38.What time will it be 30 minutes after 1:05? (a) 1:45 (b) 1:35 (c) 2:35 (d) 1:25
  39. 39.What time was it 15 minutes before 8:15? (a) 8:10 (b) 7:00 (c) 9:00 (d) 8:00
  40. 40.A film starts at 4:40 and ends at 7:30. How long is the film? (a) 3 h 50 min (b) 2 h 50 min (c) 1 h 50 min (d) 3 h

Answer key

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

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