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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 138 · 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 4:25 and ends at 5:40. How long is the film? (a) 2 h 15 min (b) 15 min (c) 1 h 15 min (d) 1 h 25 min
  2. 2.What time will it be 25 minutes after 7:15? (a) 8:40 (b) 7:30 (c) 6:40 (d) 7:40
  3. 3.A film starts at 7:50 and ends at 8:25. How long is the film? (a) 35 min (b) 45 min (c) 25 min (d) 1 h 35 min
  4. 4.What time was it 30 minutes before 7:45? (a) 7:25 (b) 6:15 (c) 8:15 (d) 7:15
  5. 5.What time was it 15 minutes before 2:05? (a) 1:40 (b) 1:50 (c) 2:00 (d) 2:50
  6. 6.What time was it 45 minutes before 8:15? (a) 8:30 (b) 7:40 (c) 6:30 (d) 7:30
  7. 7.What time was it 55 minutes before 6:50? (a) 4:55 (b) 6:05 (c) 5:55 (d) 6:55
  8. 8.What time was it 15 minutes before 7:30? (a) 7:15 (b) 8:15 (c) 7:25 (d) 6:15
  9. 9.What time was it 35 minutes before 9:00? (a) 8:35 (b) 9:25 (c) 8:25 (d) 7:25
  10. 10.A film starts at 8:05 and ends at 8:30. How long is the film? (a) 35 min (b) 25 min (c) 15 min (d) 1 h 25 min
  11. 11.A film starts at 3:50 and ends at 6:50. How long is the film? (a) 2 h (b) 3 h 10 min (c) 3 h (d) 4 h
  12. 12.What time was it 25 minutes before 7:05? (a) 5:40 (b) 7:40 (c) 6:50 (d) 6:40
  13. 13.A film starts at 5:45 and ends at 6:10. How long is the film? (a) 25 min (b) 15 min (c) 1 h 25 min (d) 35 min
  14. 14.What time will it be 50 minutes after 3:55? (a) 5:45 (b) 4:45 (c) 3:45 (d) 4:35
  15. 15.What time was it 50 minutes before 2:15? (a) 1:35 (b) 1:25 (c) 2:25 (d) 1:15
  16. 16.What time was it 20 minutes before 4:35? (a) 4:25 (b) 3:15 (c) 4:15 (d) 5:15
  17. 17.What time was it 50 minutes before 6:15? (a) 4:25 (b) 5:35 (c) 5:25 (d) 6:25
  18. 18.A film starts at 2:15 and ends at 3:50. How long is the film? (a) 35 min (b) 1 h 35 min (c) 2 h 35 min (d) 1 h 45 min
  19. 19.What time will it be 15 minutes after 2:00? (a) 3:15 (b) 1:15 (c) 2:05 (d) 2:15
  20. 20.What time was it 45 minutes before 10:55? (a) 9:10 (b) 10:20 (c) 10:10 (d) 11:10
  21. 21.A film starts at 1:35 and ends at 3:35. How long is the film? (a) 3 h (b) 1 h (c) 2 h 10 min (d) 2 h
  22. 22.What time was it 25 minutes before 11:55? (a) 10:30 (b) 12:30 (c) 11:40 (d) 11:30
  23. 23.What time was it 55 minutes before 7:25? (a) 5:30 (b) 6:40 (c) 7:30 (d) 6:30
  24. 24.What time will it be 55 minutes after 7:40? (a) 7:35 (b) 8:25 (c) 9:35 (d) 8:35
  25. 25.What time will it be 15 minutes after 6:40? (a) 5:55 (b) 7:55 (c) 6:45 (d) 6:55
  26. 26.What time was it 30 minutes before 5:25? (a) 3:55 (b) 5:55 (c) 5:05 (d) 4:55
  27. 27.A film starts at 5:40 and ends at 6:00. How long is the film? (a) 20 min (b) 10 min (c) 30 min (d) 1 h 20 min
  28. 28.What time was it 15 minutes before 7:10? (a) 7:05 (b) 5:55 (c) 6:55 (d) 7:55
  29. 29.What time will it be 40 minutes after 1:15? (a) 2:05 (b) 2:55 (c) 1:45 (d) 1:55
  30. 30.A film starts at 1:40 and ends at 3:40. How long is the film? (a) 2 h (b) 3 h (c) 1 h (d) 2 h 10 min
  31. 31.What time will it be 50 minutes after 2:25? (a) 2:15 (b) 4:15 (c) 3:05 (d) 3:15
  32. 32.What time will it be 40 minutes after 10:05? (a) 10:45 (b) 9:45 (c) 11:45 (d) 10:35
  33. 33.A film starts at 4:45 and ends at 6:05. How long is the film? (a) 2 h 20 min (b) 1 h 30 min (c) 20 min (d) 1 h 20 min
  34. 34.What time will it be 45 minutes after 4:15? (a) 5:00 (b) 6:00 (c) 4:50 (d) 4:00
  35. 35.A film starts at 1:20 and ends at 2:10. How long is the film? (a) 40 min (b) 1 h (c) 1 h 50 min (d) 50 min
  36. 36.What time was it 30 minutes before 8:15? (a) 8:45 (b) 6:45 (c) 7:55 (d) 7:45
  37. 37.A film starts at 1:10 and ends at 2:55. How long is the film? (a) 45 min (b) 1 h 55 min (c) 2 h 45 min (d) 1 h 45 min
  38. 38.What time was it 45 minutes before 3:25? (a) 2:40 (b) 3:40 (c) 1:40 (d) 2:50
  39. 39.What time was it 40 minutes before 6:20? (a) 4:40 (b) 5:40 (c) 5:50 (d) 6:40
  40. 40.A film starts at 5:50 and ends at 7:20. How long is the film? (a) 1 h 40 min (b) 1 h 30 min (c) 2 h 30 min (d) 30 min

Answer key

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

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