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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 90 · 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 6:55 and ends at 8:55. How long is the film? (a) 2 h (b) 1 h (c) 3 h (d) 2 h 10 min
  2. 2.What time was it 40 minutes before 5:20? (a) 4:50 (b) 4:40 (c) 5:40 (d) 3:40
  3. 3.What time was it 40 minutes before 2:00? (a) 1:30 (b) 1:20 (c) 2:20 (d) 1:10
  4. 4.What time will it be 55 minutes after 2:45? (a) 3:30 (b) 3:40 (c) 2:40 (d) 4:40
  5. 5.A film starts at 6:15 and ends at 8:05. How long is the film? (a) 1 h 50 min (b) 2 h 50 min (c) 50 min (d) 2 h
  6. 6.What time will it be 55 minutes after 5:15? (a) 5:10 (b) 6:10 (c) 7:10 (d) 6:00
  7. 7.What time was it 30 minutes before 8:55? (a) 7:25 (b) 8:35 (c) 8:25 (d) 9:25
  8. 8.A film starts at 6:40 and ends at 7:30. How long is the film? (a) 50 min (b) 1 h (c) 1 h 50 min (d) 40 min
  9. 9.A film starts at 8:35 and ends at 11:05. How long is the film? (a) 1 h 30 min (b) 3 h 30 min (c) 2 h 40 min (d) 2 h 30 min
  10. 10.What time will it be 55 minutes after 7:10? (a) 8:05 (b) 7:55 (c) 9:05 (d) 7:05
  11. 11.What time will it be 20 minutes after 8:05? (a) 7:25 (b) 9:25 (c) 8:15 (d) 8:25
  12. 12.A film starts at 1:40 and ends at 3:30. How long is the film? (a) 1 h 50 min (b) 2 h 50 min (c) 2 h (d) 50 min
  13. 13.A film starts at 6:15 and ends at 7:40. How long is the film? (a) 2 h 25 min (b) 1 h 35 min (c) 1 h 25 min (d) 25 min
  14. 14.What time will it be 25 minutes after 8:40? (a) 8:55 (b) 10:05 (c) 8:05 (d) 9:05
  15. 15.A film starts at 4:20 and ends at 5:45. How long is the film? (a) 1 h 35 min (b) 2 h 25 min (c) 25 min (d) 1 h 25 min
  16. 16.What time was it 50 minutes before 9:35? (a) 8:55 (b) 9:45 (c) 8:45 (d) 7:45
  17. 17.A film starts at 5:50 and ends at 6:25. How long is the film? (a) 1 h 35 min (b) 35 min (c) 45 min (d) 25 min
  18. 18.What time will it be 15 minutes after 3:50? (a) 3:05 (b) 5:05 (c) 4:05 (d) 3:55
  19. 19.A film starts at 5:30 and ends at 6:35. How long is the film? (a) 5 min (b) 1 h 15 min (c) 2 h 5 min (d) 1 h 5 min
  20. 20.What time will it be 20 minutes after 2:50? (a) 3:00 (b) 4:10 (c) 2:10 (d) 3:10
  21. 21.What time will it be 20 minutes after 9:05? (a) 10:25 (b) 9:15 (c) 8:25 (d) 9:25
  22. 22.A film starts at 6:35 and ends at 8:05. How long is the film? (a) 30 min (b) 2 h 30 min (c) 1 h 40 min (d) 1 h 30 min
  23. 23.What time will it be 30 minutes after 7:50? (a) 9:20 (b) 7:20 (c) 8:20 (d) 8:10
  24. 24.What time will it be 35 minutes after 8:05? (a) 8:40 (b) 8:30 (c) 9:40 (d) 7:40
  25. 25.What time was it 30 minutes before 7:50? (a) 7:30 (b) 7:20 (c) 6:20 (d) 8:20
  26. 26.What time was it 55 minutes before 3:40? (a) 1:45 (b) 2:55 (c) 3:45 (d) 2:45
  27. 27.What time will it be 15 minutes after 6:40? (a) 7:55 (b) 6:45 (c) 6:55 (d) 5:55
  28. 28.What time was it 45 minutes before 2:20? (a) 1:35 (b) 1:45 (c) 2:35 (d) 1:25
  29. 29.What time was it 40 minutes before 11:20? (a) 10:40 (b) 9:40 (c) 10:50 (d) 11:40
  30. 30.A film starts at 7:15 and ends at 8:15. How long is the film? (a) 1 h 10 min (b) 1 h (c) 2 h (d) 50 min
  31. 31.A film starts at 7:25 and ends at 8:15. How long is the film? (a) 1 h 50 min (b) 50 min (c) 1 h (d) 40 min
  32. 32.What time will it be 55 minutes after 9:05? (a) 11:00 (b) 9:00 (c) 9:50 (d) 10:00
  33. 33.What time was it 30 minutes before 3:35? (a) 4:05 (b) 2:05 (c) 3:05 (d) 3:15
  34. 34.What time will it be 15 minutes after 1:05? (a) 1:20 (b) 1:10 (c) 1:30 (d) 2:20
  35. 35.What time was it 40 minutes before 2:35? (a) 2:55 (b) 1:55 (c) 1:45 (d) 2:05
  36. 36.What time was it 50 minutes before 10:30? (a) 10:40 (b) 8:40 (c) 9:50 (d) 9:40
  37. 37.A film starts at 3:15 and ends at 4:45. How long is the film? (a) 1 h 40 min (b) 2 h 30 min (c) 30 min (d) 1 h 30 min
  38. 38.What time was it 35 minutes before 4:45? (a) 3:10 (b) 4:20 (c) 5:10 (d) 4:10
  39. 39.What time was it 40 minutes before 8:10? (a) 7:40 (b) 6:30 (c) 7:30 (d) 8:30
  40. 40.What time will it be 30 minutes after 8:25? (a) 7:55 (b) 8:45 (c) 9:55 (d) 8:55

Answer key

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

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