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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 753 · 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 was it 20 minutes before 3:55? (a) 3:35 (b) 4:35 (c) 2:35 (d) 3:45
  2. 2.What time will it be 30 minutes after 7:40? (a) 8:00 (b) 7:10 (c) 9:10 (d) 8:10
  3. 3.What time was it 20 minutes before 11:35? (a) 11:25 (b) 10:15 (c) 11:15 (d) 12:15
  4. 4.A film starts at 5:40 and ends at 7:45. How long is the film? (a) 1 h 5 min (b) 2 h 5 min (c) 3 h 5 min (d) 2 h 15 min
  5. 5.What time was it 40 minutes before 3:40? (a) 3:00 (b) 3:10 (c) 2:00 (d) 4:00
  6. 6.What time will it be 30 minutes after 3:40? (a) 5:10 (b) 3:10 (c) 4:10 (d) 4:00
  7. 7.What time was it 25 minutes before 11:40? (a) 11:25 (b) 11:15 (c) 10:15 (d) 12:15
  8. 8.What time will it be 30 minutes after 1:45? (a) 2:05 (b) 1:15 (c) 2:15 (d) 3:15
  9. 9.What time was it 15 minutes before 8:30? (a) 8:25 (b) 7:15 (c) 9:15 (d) 8:15
  10. 10.What time was it 45 minutes before 6:25? (a) 6:40 (b) 4:40 (c) 5:40 (d) 5:50
  11. 11.What time will it be 20 minutes after 7:15? (a) 7:25 (b) 8:35 (c) 7:35 (d) 6:35
  12. 12.What time was it 20 minutes before 5:15? (a) 5:05 (b) 4:55 (c) 3:55 (d) 5:55
  13. 13.What time will it be 20 minutes after 5:25? (a) 5:45 (b) 6:45 (c) 5:35 (d) 4:45
  14. 14.A film starts at 8:40 and ends at 9:30. How long is the film? (a) 1 h (b) 50 min (c) 1 h 50 min (d) 40 min
  15. 15.What time will it be 25 minutes after 3:55? (a) 5:20 (b) 4:10 (c) 4:20 (d) 3:20
  16. 16.What time was it 20 minutes before 3:30? (a) 3:20 (b) 2:10 (c) 4:10 (d) 3:10
  17. 17.What time will it be 45 minutes after 9:00? (a) 10:45 (b) 9:45 (c) 8:45 (d) 9:35
  18. 18.A film starts at 1:05 and ends at 2:45. How long is the film? (a) 2 h 40 min (b) 40 min (c) 1 h 40 min (d) 1 h 50 min
  19. 19.What time will it be 35 minutes after 6:55? (a) 7:20 (b) 6:30 (c) 8:30 (d) 7:30
  20. 20.What time will it be 40 minutes after 8:55? (a) 8:35 (b) 9:25 (c) 10:35 (d) 9:35
  21. 21.What time will it be 50 minutes after 8:15? (a) 8:05 (b) 10:05 (c) 9:05 (d) 8:55
  22. 22.What time was it 50 minutes before 5:25? (a) 5:35 (b) 3:35 (c) 4:45 (d) 4:35
  23. 23.What time was it 35 minutes before 3:40? (a) 2:05 (b) 3:05 (c) 4:05 (d) 3:15
  24. 24.A film starts at 2:30 and ends at 4:45. How long is the film? (a) 3 h 15 min (b) 2 h 15 min (c) 1 h 15 min (d) 2 h 25 min
  25. 25.A film starts at 1:25 and ends at 4:05. How long is the film? (a) 3 h 40 min (b) 2 h 40 min (c) 1 h 40 min (d) 2 h 50 min
  26. 26.What time will it be 35 minutes after 2:35? (a) 2:10 (b) 3:10 (c) 3:00 (d) 4:10
  27. 27.A film starts at 2:20 and ends at 3:05. How long is the film? (a) 35 min (b) 45 min (c) 1 h 45 min (d) 55 min
  28. 28.A film starts at 3:00 and ends at 3:35. How long is the film? (a) 1 h 35 min (b) 45 min (c) 35 min (d) 25 min
  29. 29.A film starts at 1:15 and ends at 3:30. How long is the film? (a) 2 h 25 min (b) 3 h 15 min (c) 1 h 15 min (d) 2 h 15 min
  30. 30.What time was it 20 minutes before 7:25? (a) 7:05 (b) 7:15 (c) 8:05 (d) 6:05
  31. 31.What time will it be 45 minutes after 8:35? (a) 10:20 (b) 9:10 (c) 9:20 (d) 8:20
  32. 32.A film starts at 1:10 and ends at 3:30. How long is the film? (a) 2 h 30 min (b) 3 h 20 min (c) 2 h 20 min (d) 1 h 20 min
  33. 33.A film starts at 6:30 and ends at 9:30. How long is the film? (a) 4 h (b) 3 h 10 min (c) 2 h (d) 3 h
  34. 34.What time will it be 50 minutes after 10:30? (a) 11:20 (b) 10:20 (c) 11:10 (d) 12:20
  35. 35.A film starts at 4:20 and ends at 4:50. How long is the film? (a) 1 h 30 min (b) 20 min (c) 30 min (d) 40 min
  36. 36.What time was it 15 minutes before 5:45? (a) 4:30 (b) 6:30 (c) 5:40 (d) 5:30
  37. 37.What time was it 15 minutes before 11:30? (a) 10:15 (b) 12:15 (c) 11:15 (d) 11:25
  38. 38.What time was it 20 minutes before 11:30? (a) 11:20 (b) 10:10 (c) 12:10 (d) 11:10
  39. 39.A film starts at 3:50 and ends at 5:00. How long is the film? (a) 1 h 10 min (b) 2 h 10 min (c) 1 h 20 min (d) 10 min
  40. 40.A film starts at 7:00 and ends at 9:15. How long is the film? (a) 1 h 15 min (b) 2 h 25 min (c) 2 h 15 min (d) 3 h 15 min

Answer key

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

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