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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 398 · 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 7:30 and ends at 8:40. How long is the film? (a) 2 h 10 min (b) 1 h 10 min (c) 1 h 20 min (d) 10 min
  2. 2.A film starts at 6:00 and ends at 7:10. How long is the film? (a) 1 h 20 min (b) 10 min (c) 1 h 10 min (d) 2 h 10 min
  3. 3.What time will it be 35 minutes after 4:05? (a) 5:40 (b) 3:40 (c) 4:40 (d) 4:30
  4. 4.What time was it 35 minutes before 5:40? (a) 4:05 (b) 5:15 (c) 5:05 (d) 6:05
  5. 5.What time will it be 45 minutes after 9:20? (a) 9:05 (b) 11:05 (c) 9:55 (d) 10:05
  6. 6.What time will it be 25 minutes after 9:20? (a) 9:35 (b) 9:45 (c) 8:45 (d) 10:45
  7. 7.What time was it 30 minutes before 6:15? (a) 5:45 (b) 5:55 (c) 6:45 (d) 4:45
  8. 8.What time was it 25 minutes before 8:50? (a) 8:25 (b) 9:25 (c) 8:35 (d) 7:25
  9. 9.A film starts at 3:05 and ends at 4:55. How long is the film? (a) 2 h 50 min (b) 1 h 50 min (c) 2 h (d) 50 min
  10. 10.A film starts at 1:25 and ends at 4:00. How long is the film? (a) 2 h 45 min (b) 3 h 35 min (c) 2 h 35 min (d) 1 h 35 min
  11. 11.What time was it 15 minutes before 4:00? (a) 2:45 (b) 3:55 (c) 4:45 (d) 3:45
  12. 12.A film starts at 5:10 and ends at 5:55. How long is the film? (a) 45 min (b) 55 min (c) 35 min (d) 1 h 45 min
  13. 13.What time was it 25 minutes before 2:05? (a) 1:30 (b) 1:50 (c) 2:40 (d) 1:40
  14. 14.A film starts at 8:00 and ends at 8:55. How long is the film? (a) 45 min (b) 1 h 55 min (c) 55 min (d) 1 h 5 min
  15. 15.What time will it be 50 minutes after 6:10? (a) 8:00 (b) 6:50 (c) 7:00 (d) 6:00
  16. 16.A film starts at 8:25 and ends at 10:20. How long is the film? (a) 55 min (b) 1 h 55 min (c) 2 h 5 min (d) 2 h 55 min
  17. 17.A film starts at 2:20 and ends at 4:45. How long is the film? (a) 2 h 35 min (b) 2 h 25 min (c) 1 h 25 min (d) 3 h 25 min
  18. 18.What time was it 15 minutes before 6:35? (a) 6:30 (b) 7:20 (c) 6:20 (d) 5:20
  19. 19.What time will it be 25 minutes after 10:55? (a) 12:20 (b) 11:20 (c) 11:10 (d) 10:20
  20. 20.A film starts at 2:00 and ends at 4:45. How long is the film? (a) 3 h 45 min (b) 1 h 45 min (c) 2 h 55 min (d) 2 h 45 min
  21. 21.What time was it 40 minutes before 4:10? (a) 4:30 (b) 3:40 (c) 3:30 (d) 2:30
  22. 22.A film starts at 8:05 and ends at 11:05. How long is the film? (a) 3 h 10 min (b) 2 h (c) 4 h (d) 3 h
  23. 23.A film starts at 7:15 and ends at 8:05. How long is the film? (a) 50 min (b) 40 min (c) 1 h 50 min (d) 1 h
  24. 24.What time was it 45 minutes before 9:50? (a) 8:05 (b) 10:05 (c) 9:05 (d) 9:15
  25. 25.What time was it 35 minutes before 9:40? (a) 9:05 (b) 10:05 (c) 8:05 (d) 9:15
  26. 26.A film starts at 5:05 and ends at 5:25. How long is the film? (a) 10 min (b) 1 h 20 min (c) 20 min (d) 30 min
  27. 27.A film starts at 2:05 and ends at 4:00. How long is the film? (a) 2 h 55 min (b) 2 h 5 min (c) 1 h 55 min (d) 55 min
  28. 28.What time was it 20 minutes before 10:55? (a) 10:35 (b) 10:45 (c) 11:35 (d) 9:35
  29. 29.What time will it be 35 minutes after 4:45? (a) 6:20 (b) 4:20 (c) 5:20 (d) 5:10
  30. 30.What time was it 20 minutes before 5:00? (a) 3:40 (b) 5:40 (c) 4:40 (d) 4:50
  31. 31.A film starts at 1:45 and ends at 4:25. How long is the film? (a) 1 h 40 min (b) 2 h 40 min (c) 3 h 40 min (d) 2 h 50 min
  32. 32.A film starts at 2:25 and ends at 4:45. How long is the film? (a) 1 h 20 min (b) 2 h 20 min (c) 2 h 30 min (d) 3 h 20 min
  33. 33.What time was it 45 minutes before 2:50? (a) 2:15 (b) 3:05 (c) 1:05 (d) 2:05
  34. 34.A film starts at 8:35 and ends at 9:00. How long is the film? (a) 35 min (b) 25 min (c) 1 h 25 min (d) 15 min
  35. 35.What time will it be 15 minutes after 5:15? (a) 4:30 (b) 6:30 (c) 5:30 (d) 5:20
  36. 36.What time will it be 30 minutes after 5:30? (a) 6:00 (b) 7:00 (c) 5:50 (d) 5:00
  37. 37.A film starts at 1:20 and ends at 2:05. How long is the film? (a) 55 min (b) 45 min (c) 35 min (d) 1 h 45 min
  38. 38.What time will it be 55 minutes after 8:35? (a) 8:30 (b) 9:20 (c) 9:30 (d) 10:30
  39. 39.What time was it 25 minutes before 4:10? (a) 4:45 (b) 3:55 (c) 2:45 (d) 3:45
  40. 40.What time was it 55 minutes before 7:15? (a) 7:20 (b) 5:20 (c) 6:30 (d) 6:20

Answer key

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

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