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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 724 · 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.What time will it be 35 minutes after 8:00? (a) 8:25 (b) 7:35 (c) 8:35 (d) 9:35
  2. 2.What time was it 15 minutes before 2:05? (a) 2:50 (b) 2:00 (c) 1:40 (d) 1:50
  3. 3.What time was it 15 minutes before 11:50? (a) 11:35 (b) 11:45 (c) 12:35 (d) 10:35
  4. 4.What time was it 25 minutes before 6:45? (a) 6:20 (b) 7:20 (c) 5:20 (d) 6:30
  5. 5.A film starts at 4:45 and ends at 5:25. How long is the film? (a) 30 min (b) 1 h 40 min (c) 40 min (d) 50 min
  6. 6.What time was it 25 minutes before 7:30? (a) 8:05 (b) 6:05 (c) 7:15 (d) 7:05
  7. 7.A film starts at 4:30 and ends at 6:30. How long is the film? (a) 1 h (b) 2 h (c) 3 h (d) 2 h 10 min
  8. 8.What time was it 30 minutes before 3:10? (a) 2:40 (b) 3:40 (c) 1:40 (d) 2:50
  9. 9.A film starts at 1:40 and ends at 3:45. How long is the film? (a) 2 h 15 min (b) 3 h 5 min (c) 1 h 5 min (d) 2 h 5 min
  10. 10.A film starts at 2:25 and ends at 2:55. How long is the film? (a) 20 min (b) 1 h 30 min (c) 40 min (d) 30 min
  11. 11.What time will it be 50 minutes after 5:50? (a) 6:40 (b) 5:40 (c) 6:30 (d) 7:40
  12. 12.What time will it be 25 minutes after 2:45? (a) 3:10 (b) 4:10 (c) 2:10 (d) 3:00
  13. 13.What time will it be 45 minutes after 4:25? (a) 5:00 (b) 5:10 (c) 6:10 (d) 4:10
  14. 14.A film starts at 2:15 and ends at 5:10. How long is the film? (a) 1 h 55 min (b) 3 h 5 min (c) 3 h 55 min (d) 2 h 55 min
  15. 15.A film starts at 5:00 and ends at 7:40. How long is the film? (a) 3 h 40 min (b) 1 h 40 min (c) 2 h 50 min (d) 2 h 40 min
  16. 16.What time was it 20 minutes before 6:25? (a) 5:05 (b) 6:05 (c) 6:15 (d) 7:05
  17. 17.What time was it 15 minutes before 3:30? (a) 4:15 (b) 3:25 (c) 2:15 (d) 3:15
  18. 18.What time was it 55 minutes before 11:35? (a) 11:40 (b) 10:50 (c) 10:40 (d) 9:40
  19. 19.What time will it be 15 minutes after 3:00? (a) 4:15 (b) 3:15 (c) 3:05 (d) 2:15
  20. 20.What time was it 20 minutes before 4:40? (a) 3:20 (b) 4:30 (c) 5:20 (d) 4:20
  21. 21.What time was it 15 minutes before 3:05? (a) 1:50 (b) 2:50 (c) 3:00 (d) 3:50
  22. 22.What time will it be 40 minutes after 7:05? (a) 6:45 (b) 7:35 (c) 7:45 (d) 8:45
  23. 23.What time will it be 20 minutes after 4:25? (a) 5:45 (b) 4:45 (c) 3:45 (d) 4:35
  24. 24.What time will it be 55 minutes after 10:30? (a) 10:25 (b) 12:25 (c) 11:25 (d) 11:15
  25. 25.A film starts at 3:20 and ends at 3:45. How long is the film? (a) 1 h 25 min (b) 25 min (c) 35 min (d) 15 min
  26. 26.What time will it be 40 minutes after 8:55? (a) 8:35 (b) 10:35 (c) 9:25 (d) 9:35
  27. 27.What time was it 40 minutes before 7:50? (a) 8:10 (b) 7:20 (c) 6:10 (d) 7:10
  28. 28.What time will it be 45 minutes after 9:25? (a) 11:10 (b) 10:10 (c) 10:00 (d) 9:10
  29. 29.What time was it 20 minutes before 7:20? (a) 6:00 (b) 8:00 (c) 7:10 (d) 7:00
  30. 30.What time will it be 20 minutes after 9:40? (a) 9:50 (b) 11:00 (c) 10:00 (d) 9:00
  31. 31.What time was it 25 minutes before 7:15? (a) 5:50 (b) 7:50 (c) 7:00 (d) 6:50
  32. 32.What time will it be 30 minutes after 4:40? (a) 6:10 (b) 5:10 (c) 4:10 (d) 5:00
  33. 33.What time was it 20 minutes before 11:10? (a) 10:50 (b) 9:50 (c) 11:00 (d) 11:50
  34. 34.A film starts at 1:30 and ends at 1:55. How long is the film? (a) 25 min (b) 15 min (c) 1 h 25 min (d) 35 min
  35. 35.What time will it be 55 minutes after 4:15? (a) 5:00 (b) 5:10 (c) 6:10 (d) 4:10
  36. 36.What time was it 45 minutes before 3:10? (a) 1:25 (b) 2:35 (c) 3:25 (d) 2:25
  37. 37.What time was it 55 minutes before 8:35? (a) 7:50 (b) 7:40 (c) 6:40 (d) 8:40
  38. 38.A film starts at 4:35 and ends at 7:15. How long is the film? (a) 2 h 50 min (b) 2 h 40 min (c) 3 h 40 min (d) 1 h 40 min
  39. 39.What time will it be 20 minutes after 4:10? (a) 5:30 (b) 4:20 (c) 4:30 (d) 3:30
  40. 40.What time was it 35 minutes before 8:30? (a) 8:55 (b) 7:55 (c) 6:55 (d) 8:05

Answer key

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

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