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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 56 · 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 55 minutes after 3:55? (a) 3:50 (b) 5:50 (c) 4:50 (d) 4:40
  2. 2.What time was it 30 minutes before 10:35? (a) 9:05 (b) 10:15 (c) 10:05 (d) 11:05
  3. 3.What time was it 25 minutes before 4:10? (a) 4:45 (b) 2:45 (c) 3:45 (d) 3:55
  4. 4.What time will it be 25 minutes after 7:10? (a) 8:35 (b) 6:35 (c) 7:35 (d) 7:25
  5. 5.What time was it 40 minutes before 6:15? (a) 5:45 (b) 6:35 (c) 5:35 (d) 4:35
  6. 6.What time will it be 30 minutes after 5:25? (a) 4:55 (b) 5:55 (c) 6:55 (d) 5:45
  7. 7.A film starts at 1:40 and ends at 3:10. How long is the film? (a) 30 min (b) 1 h 40 min (c) 1 h 30 min (d) 2 h 30 min
  8. 8.What time was it 50 minutes before 9:40? (a) 8:50 (b) 7:50 (c) 9:50 (d) 9:00
  9. 9.What time was it 55 minutes before 9:20? (a) 8:35 (b) 7:25 (c) 9:25 (d) 8:25
  10. 10.What time was it 15 minutes before 5:10? (a) 3:55 (b) 5:55 (c) 5:05 (d) 4:55
  11. 11.What time will it be 50 minutes after 10:50? (a) 11:40 (b) 10:40 (c) 11:30 (d) 12:40
  12. 12.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
  13. 13.What time was it 55 minutes before 4:00? (a) 3:05 (b) 3:15 (c) 4:05 (d) 2:05
  14. 14.What time will it be 35 minutes after 9:30? (a) 9:55 (b) 10:05 (c) 11:05 (d) 9:05
  15. 15.A film starts at 1:25 and ends at 3:25. How long is the film? (a) 3 h (b) 2 h 10 min (c) 2 h (d) 1 h
  16. 16.What time will it be 55 minutes after 1:15? (a) 2:00 (b) 2:10 (c) 3:10 (d) 1:10
  17. 17.What time was it 55 minutes before 6:10? (a) 5:25 (b) 6:15 (c) 5:15 (d) 4:15
  18. 18.A film starts at 3:55 and ends at 6:05. How long is the film? (a) 2 h 10 min (b) 1 h 10 min (c) 2 h 20 min (d) 3 h 10 min
  19. 19.What time was it 30 minutes before 4:40? (a) 3:10 (b) 4:10 (c) 4:20 (d) 5:10
  20. 20.What time will it be 40 minutes after 3:25? (a) 5:05 (b) 3:05 (c) 4:05 (d) 3:55
  21. 21.A film starts at 1:30 and ends at 2:15. How long is the film? (a) 1 h 45 min (b) 55 min (c) 45 min (d) 35 min
  22. 22.A film starts at 3:20 and ends at 3:40. How long is the film? (a) 30 min (b) 1 h 20 min (c) 20 min (d) 10 min
  23. 23.A film starts at 2:35 and ends at 5:00. How long is the film? (a) 1 h 25 min (b) 2 h 35 min (c) 3 h 25 min (d) 2 h 25 min
  24. 24.A film starts at 5:15 and ends at 6:50. How long is the film? (a) 1 h 45 min (b) 1 h 35 min (c) 2 h 35 min (d) 35 min
  25. 25.What time was it 25 minutes before 4:00? (a) 3:35 (b) 4:35 (c) 2:35 (d) 3:45
  26. 26.What time will it be 30 minutes after 2:15? (a) 2:35 (b) 2:45 (c) 3:45 (d) 1:45
  27. 27.What time was it 40 minutes before 4:30? (a) 4:00 (b) 3:50 (c) 2:50 (d) 4:50
  28. 28.What time will it be 35 minutes after 3:10? (a) 3:35 (b) 4:45 (c) 2:45 (d) 3:45
  29. 29.What time was it 45 minutes before 4:20? (a) 3:35 (b) 2:35 (c) 4:35 (d) 3:45
  30. 30.What time will it be 25 minutes after 8:25? (a) 8:50 (b) 8:40 (c) 7:50 (d) 9:50
  31. 31.What time was it 15 minutes before 4:35? (a) 5:20 (b) 3:20 (c) 4:30 (d) 4:20
  32. 32.A film starts at 1:15 and ends at 2:50. How long is the film? (a) 1 h 35 min (b) 1 h 45 min (c) 2 h 35 min (d) 35 min
  33. 33.A film starts at 4:30 and ends at 6:35. How long is the film? (a) 2 h 15 min (b) 1 h 5 min (c) 2 h 5 min (d) 3 h 5 min
  34. 34.What time will it be 35 minutes after 7:55? (a) 9:30 (b) 8:30 (c) 8:20 (d) 7:30
  35. 35.A film starts at 1:45 and ends at 4:05. How long is the film? (a) 2 h 20 min (b) 1 h 20 min (c) 2 h 30 min (d) 3 h 20 min
  36. 36.What time was it 45 minutes before 7:35? (a) 7:50 (b) 7:00 (c) 6:50 (d) 5:50
  37. 37.What time was it 50 minutes before 6:00? (a) 4:10 (b) 6:10 (c) 5:10 (d) 5:20
  38. 38.A film starts at 1:20 and ends at 4:00. How long is the film? (a) 1 h 40 min (b) 2 h 50 min (c) 3 h 40 min (d) 2 h 40 min
  39. 39.A film starts at 8:45 and ends at 9:55. How long is the film? (a) 2 h 10 min (b) 1 h 10 min (c) 10 min (d) 1 h 20 min
  40. 40.A film starts at 6:30 and ends at 7:30. How long is the film? (a) 50 min (b) 1 h 10 min (c) 2 h (d) 1 h

Answer key

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

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