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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 490 · 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 7:15 and ends at 9:15. How long is the film? (a) 1 h (b) 2 h 10 min (c) 2 h (d) 3 h
  2. 2.A film starts at 1:00 and ends at 2:30. How long is the film? (a) 1 h 30 min (b) 1 h 40 min (c) 30 min (d) 2 h 30 min
  3. 3.What time was it 30 minutes before 9:55? (a) 9:35 (b) 10:25 (c) 9:25 (d) 8:25
  4. 4.What time will it be 55 minutes after 6:20? (a) 8:15 (b) 7:15 (c) 7:05 (d) 6:15
  5. 5.What time will it be 55 minutes after 10:20? (a) 11:15 (b) 10:15 (c) 11:05 (d) 12:15
  6. 6.What time will it be 55 minutes after 7:15? (a) 8:10 (b) 9:10 (c) 7:10 (d) 8:00
  7. 7.What time was it 50 minutes before 11:35? (a) 10:45 (b) 11:45 (c) 10:55 (d) 9:45
  8. 8.A film starts at 1:25 and ends at 4:10. How long is the film? (a) 3 h 45 min (b) 2 h 45 min (c) 2 h 55 min (d) 1 h 45 min
  9. 9.What time will it be 25 minutes after 10:45? (a) 10:10 (b) 11:00 (c) 11:10 (d) 12:10
  10. 10.What time was it 40 minutes before 6:30? (a) 4:50 (b) 6:50 (c) 6:00 (d) 5:50
  11. 11.A film starts at 3:20 and ends at 3:55. How long is the film? (a) 35 min (b) 25 min (c) 1 h 35 min (d) 45 min
  12. 12.What time will it be 50 minutes after 10:35? (a) 12:25 (b) 10:25 (c) 11:15 (d) 11:25
  13. 13.What time will it be 20 minutes after 3:30? (a) 2:50 (b) 3:50 (c) 4:50 (d) 3:40
  14. 14.What time was it 45 minutes before 8:55? (a) 8:20 (b) 8:10 (c) 7:10 (d) 9:10
  15. 15.A film starts at 7:35 and ends at 9:45. How long is the film? (a) 2 h 20 min (b) 2 h 10 min (c) 1 h 10 min (d) 3 h 10 min
  16. 16.What time was it 25 minutes before 2:00? (a) 2:35 (b) 1:45 (c) 1:25 (d) 1:35
  17. 17.What time will it be 15 minutes after 3:00? (a) 4:15 (b) 3:05 (c) 3:15 (d) 2:15
  18. 18.What time was it 15 minutes before 2:40? (a) 2:25 (b) 3:25 (c) 1:25 (d) 2:35
  19. 19.What time was it 20 minutes before 2:00? (a) 2:40 (b) 1:40 (c) 1:30 (d) 1:50
  20. 20.A film starts at 8:40 and ends at 9:20. How long is the film? (a) 1 h 40 min (b) 50 min (c) 40 min (d) 30 min
  21. 21.A film starts at 1:35 and ends at 2:10. How long is the film? (a) 45 min (b) 1 h 35 min (c) 35 min (d) 25 min
  22. 22.What time was it 15 minutes before 3:35? (a) 4:20 (b) 3:20 (c) 3:30 (d) 2:20
  23. 23.What time was it 50 minutes before 6:15? (a) 5:25 (b) 5:35 (c) 6:25 (d) 4:25
  24. 24.A film starts at 1:20 and ends at 2:30. How long is the film? (a) 1 h 20 min (b) 10 min (c) 1 h 10 min (d) 2 h 10 min
  25. 25.What time was it 50 minutes before 10:35? (a) 9:55 (b) 10:45 (c) 8:45 (d) 9:45
  26. 26.What time will it be 25 minutes after 1:55? (a) 2:20 (b) 3:20 (c) 1:20 (d) 2:10
  27. 27.A film starts at 4:15 and ends at 5:10. How long is the film? (a) 1 h 5 min (b) 55 min (c) 45 min (d) 1 h 55 min
  28. 28.What time will it be 15 minutes after 7:30? (a) 7:35 (b) 8:45 (c) 6:45 (d) 7:45
  29. 29.What time was it 30 minutes before 3:00? (a) 3:30 (b) 2:40 (c) 2:30 (d) 1:30
  30. 30.What time will it be 35 minutes after 7:20? (a) 7:55 (b) 7:45 (c) 8:55 (d) 6:55
  31. 31.What time will it be 55 minutes after 4:40? (a) 4:35 (b) 6:35 (c) 5:35 (d) 5:25
  32. 32.A film starts at 3:10 and ends at 4:10. How long is the film? (a) 2 h (b) 1 h 10 min (c) 1 h (d) 50 min
  33. 33.A film starts at 2:35 and ends at 3:25. How long is the film? (a) 40 min (b) 1 h 50 min (c) 1 h (d) 50 min
  34. 34.What time will it be 50 minutes after 1:45? (a) 2:35 (b) 1:35 (c) 3:35 (d) 2:25
  35. 35.What time was it 15 minutes before 2:25? (a) 3:10 (b) 2:20 (c) 2:10 (d) 1:10
  36. 36.A film starts at 8:15 and ends at 9:10. How long is the film? (a) 55 min (b) 1 h 55 min (c) 45 min (d) 1 h 5 min
  37. 37.What time will it be 20 minutes after 9:10? (a) 8:30 (b) 9:20 (c) 10:30 (d) 9:30
  38. 38.What time will it be 40 minutes after 9:30? (a) 11:10 (b) 9:10 (c) 10:00 (d) 10:10
  39. 39.What time was it 20 minutes before 3:15? (a) 3:55 (b) 2:55 (c) 1:55 (d) 3:05
  40. 40.What time was it 15 minutes before 6:35? (a) 6:30 (b) 6:20 (c) 5:20 (d) 7:20

Answer key

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

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