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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 499 · 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 6:10 and ends at 8:45. How long is the film? (a) 2 h 35 min (b) 2 h 45 min (c) 1 h 35 min (d) 3 h 35 min
  2. 2.What time will it be 20 minutes after 7:15? (a) 8:35 (b) 6:35 (c) 7:35 (d) 7:25
  3. 3.What time will it be 35 minutes after 3:55? (a) 3:30 (b) 5:30 (c) 4:20 (d) 4:30
  4. 4.What time will it be 35 minutes after 7:15? (a) 6:50 (b) 7:50 (c) 7:40 (d) 8:50
  5. 5.A film starts at 2:50 and ends at 3:45. How long is the film? (a) 55 min (b) 1 h 5 min (c) 45 min (d) 1 h 55 min
  6. 6.What time will it be 25 minutes after 10:35? (a) 11:00 (b) 12:00 (c) 10:50 (d) 10:00
  7. 7.What time was it 55 minutes before 7:05? (a) 6:20 (b) 6:10 (c) 7:10 (d) 5:10
  8. 8.A film starts at 3:05 and ends at 4:50. How long is the film? (a) 1 h 55 min (b) 45 min (c) 1 h 45 min (d) 2 h 45 min
  9. 9.A film starts at 2:15 and ends at 3:15. How long is the film? (a) 50 min (b) 1 h 10 min (c) 1 h (d) 2 h
  10. 10.What time will it be 55 minutes after 2:15? (a) 3:00 (b) 4:10 (c) 2:10 (d) 3:10
  11. 11.A film starts at 2:40 and ends at 3:10. How long is the film? (a) 30 min (b) 1 h 30 min (c) 20 min (d) 40 min
  12. 12.A film starts at 3:50 and ends at 4:15. How long is the film? (a) 15 min (b) 35 min (c) 25 min (d) 1 h 25 min
  13. 13.A film starts at 3:30 and ends at 3:50. How long is the film? (a) 10 min (b) 30 min (c) 20 min (d) 1 h 20 min
  14. 14.What time will it be 20 minutes after 2:10? (a) 1:30 (b) 2:20 (c) 3:30 (d) 2:30
  15. 15.What time was it 45 minutes before 10:35? (a) 8:50 (b) 10:50 (c) 9:50 (d) 10:00
  16. 16.What time was it 25 minutes before 3:20? (a) 2:55 (b) 3:05 (c) 3:55 (d) 1:55
  17. 17.A film starts at 1:10 and ends at 2:15. How long is the film? (a) 2 h 5 min (b) 1 h 5 min (c) 1 h 15 min (d) 5 min
  18. 18.What time will it be 45 minutes after 6:10? (a) 6:45 (b) 6:55 (c) 5:55 (d) 7:55
  19. 19.A film starts at 7:20 and ends at 8:55. How long is the film? (a) 1 h 45 min (b) 2 h 35 min (c) 35 min (d) 1 h 35 min
  20. 20.What time will it be 25 minutes after 6:15? (a) 6:30 (b) 7:40 (c) 6:40 (d) 5:40
  21. 21.What time will it be 25 minutes after 9:05? (a) 10:30 (b) 9:20 (c) 8:30 (d) 9:30
  22. 22.A film starts at 7:25 and ends at 8:10. How long is the film? (a) 35 min (b) 1 h 45 min (c) 55 min (d) 45 min
  23. 23.A film starts at 7:25 and ends at 10:20. How long is the film? (a) 3 h 55 min (b) 2 h 55 min (c) 1 h 55 min (d) 3 h 5 min
  24. 24.A film starts at 6:00 and ends at 8:20. How long is the film? (a) 1 h 20 min (b) 3 h 20 min (c) 2 h 30 min (d) 2 h 20 min
  25. 25.What time will it be 20 minutes after 4:30? (a) 4:50 (b) 3:50 (c) 5:50 (d) 4:40
  26. 26.What time will it be 15 minutes after 10:40? (a) 11:55 (b) 10:45 (c) 10:55 (d) 9:55
  27. 27.A film starts at 5:10 and ends at 5:55. How long is the film? (a) 35 min (b) 55 min (c) 45 min (d) 1 h 45 min
  28. 28.What time will it be 30 minutes after 10:00? (a) 9:30 (b) 10:30 (c) 11:30 (d) 10:20
  29. 29.What time will it be 15 minutes after 4:50? (a) 4:55 (b) 6:05 (c) 4:05 (d) 5:05
  30. 30.What time was it 45 minutes before 6:05? (a) 6:20 (b) 4:20 (c) 5:20 (d) 5:30
  31. 31.What time was it 50 minutes before 5:40? (a) 5:50 (b) 3:50 (c) 4:50 (d) 5:00
  32. 32.A film starts at 7:30 and ends at 9:55. How long is the film? (a) 2 h 25 min (b) 1 h 25 min (c) 2 h 35 min (d) 3 h 25 min
  33. 33.What time will it be 50 minutes after 1:45? (a) 1:35 (b) 2:25 (c) 3:35 (d) 2:35
  34. 34.What time will it be 30 minutes after 1:20? (a) 1:40 (b) 2:50 (c) 1:50 (d) 2:00
  35. 35.A film starts at 8:05 and ends at 11:05. How long is the film? (a) 3 h (b) 2 h (c) 3 h 10 min (d) 4 h
  36. 36.What time will it be 35 minutes after 10:35? (a) 11:00 (b) 12:10 (c) 11:10 (d) 10:10
  37. 37.A film starts at 3:55 and ends at 4:25. How long is the film? (a) 40 min (b) 30 min (c) 1 h 30 min (d) 20 min
  38. 38.What time will it be 40 minutes after 1:15? (a) 2:55 (b) 2:05 (c) 1:55 (d) 1:45
  39. 39.A film starts at 3:00 and ends at 3:55. How long is the film? (a) 1 h 5 min (b) 45 min (c) 55 min (d) 1 h 55 min
  40. 40.A film starts at 1:45 and ends at 4:20. How long is the film? (a) 2 h 35 min (b) 3 h 35 min (c) 1 h 35 min (d) 2 h 45 min

Answer key

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

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