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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 780 · 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 25 minutes before 4:55? (a) 4:40 (b) 5:30 (c) 3:30 (d) 4:30
  2. 2.What time was it 30 minutes before 4:15? (a) 3:55 (b) 4:45 (c) 3:45 (d) 2:45
  3. 3.A film starts at 2:05 and ends at 4:40. How long is the film? (a) 1 h 35 min (b) 3 h 35 min (c) 2 h 45 min (d) 2 h 35 min
  4. 4.A film starts at 7:40 and ends at 10:10. How long is the film? (a) 1 h 30 min (b) 3 h 30 min (c) 2 h 30 min (d) 2 h 40 min
  5. 5.What time was it 55 minutes before 2:00? (a) 1:15 (b) 1:05 (c) 1:06 (d) 2:05
  6. 6.What time was it 30 minutes before 10:20? (a) 9:50 (b) 10:50 (c) 10:00 (d) 8:50
  7. 7.What time was it 35 minutes before 9:10? (a) 9:35 (b) 8:35 (c) 8:45 (d) 7:35
  8. 8.A film starts at 3:50 and ends at 6:50. How long is the film? (a) 4 h (b) 3 h 10 min (c) 3 h (d) 2 h
  9. 9.A film starts at 8:45 and ends at 11:30. How long is the film? (a) 3 h 45 min (b) 2 h 55 min (c) 1 h 45 min (d) 2 h 45 min
  10. 10.A film starts at 1:05 and ends at 1:45. How long is the film? (a) 1 h 40 min (b) 50 min (c) 40 min (d) 30 min
  11. 11.What time was it 40 minutes before 4:20? (a) 2:40 (b) 3:50 (c) 4:40 (d) 3:40
  12. 12.What time was it 25 minutes before 3:35? (a) 2:10 (b) 4:10 (c) 3:20 (d) 3:10
  13. 13.A film starts at 3:55 and ends at 5:00. How long is the film? (a) 1 h 15 min (b) 5 min (c) 2 h 5 min (d) 1 h 5 min
  14. 14.A film starts at 4:20 and ends at 6:00. How long is the film? (a) 40 min (b) 1 h 40 min (c) 1 h 50 min (d) 2 h 40 min
  15. 15.A film starts at 2:20 and ends at 3:50. How long is the film? (a) 1 h 30 min (b) 30 min (c) 1 h 40 min (d) 2 h 30 min
  16. 16.A film starts at 3:45 and ends at 6:10. How long is the film? (a) 3 h 25 min (b) 2 h 35 min (c) 2 h 25 min (d) 1 h 25 min
  17. 17.A film starts at 6:25 and ends at 9:00. How long is the film? (a) 2 h 45 min (b) 3 h 35 min (c) 2 h 35 min (d) 1 h 35 min
  18. 18.What time was it 55 minutes before 9:40? (a) 9:45 (b) 7:45 (c) 8:55 (d) 8:45
  19. 19.What time will it be 20 minutes after 1:30? (a) 1:40 (b) 1:50 (c) 2:00 (d) 2:50
  20. 20.What time will it be 25 minutes after 3:10? (a) 2:35 (b) 3:35 (c) 4:35 (d) 3:25
  21. 21.What time will it be 55 minutes after 1:40? (a) 3:35 (b) 2:35 (c) 1:35 (d) 2:25
  22. 22.What time was it 20 minutes before 6:20? (a) 6:00 (b) 7:00 (c) 6:10 (d) 5:00
  23. 23.A film starts at 1:30 and ends at 4:15. How long is the film? (a) 2 h 45 min (b) 2 h 55 min (c) 3 h 45 min (d) 1 h 45 min
  24. 24.What time will it be 25 minutes after 7:20? (a) 8:45 (b) 7:35 (c) 7:45 (d) 6:45
  25. 25.What time was it 55 minutes before 3:35? (a) 2:40 (b) 1:40 (c) 3:40 (d) 2:50
  26. 26.What time will it be 35 minutes after 7:55? (a) 9:30 (b) 8:20 (c) 7:30 (d) 8:30
  27. 27.What time was it 25 minutes before 11:05? (a) 10:50 (b) 9:40 (c) 10:40 (d) 11:40
  28. 28.A film starts at 5:55 and ends at 6:55. How long is the film? (a) 1 h (b) 2 h (c) 1 h 10 min (d) 50 min
  29. 29.What time was it 40 minutes before 7:55? (a) 7:25 (b) 6:15 (c) 7:15 (d) 8:15
  30. 30.What time will it be 15 minutes after 5:40? (a) 6:55 (b) 4:55 (c) 5:45 (d) 5:55
  31. 31.A film starts at 3:15 and ends at 5:45. How long is the film? (a) 3 h 30 min (b) 1 h 30 min (c) 2 h 30 min (d) 2 h 40 min
  32. 32.What time was it 15 minutes before 5:55? (a) 5:40 (b) 4:40 (c) 6:40 (d) 5:50
  33. 33.What time will it be 55 minutes after 5:25? (a) 6:10 (b) 6:20 (c) 7:20 (d) 5:20
  34. 34.A film starts at 7:25 and ends at 9:30. How long is the film? (a) 1 h 5 min (b) 3 h 5 min (c) 2 h 15 min (d) 2 h 5 min
  35. 35.What time will it be 50 minutes after 1:05? (a) 1:45 (b) 1:55 (c) 2:05 (d) 2:55
  36. 36.What time was it 30 minutes before 2:15? (a) 1:35 (b) 1:45 (c) 2:45 (d) 1:55
  37. 37.A film starts at 7:20 and ends at 7:50. How long is the film? (a) 30 min (b) 1 h 30 min (c) 40 min (d) 20 min
  38. 38.A film starts at 3:45 and ends at 5:40. How long is the film? (a) 2 h 55 min (b) 1 h 55 min (c) 2 h 5 min (d) 55 min
  39. 39.A film starts at 5:45 and ends at 6:30. How long is the film? (a) 35 min (b) 45 min (c) 1 h 45 min (d) 55 min
  40. 40.What time will it be 50 minutes after 7:15? (a) 7:55 (b) 8:05 (c) 7:05 (d) 9:05

Answer key

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

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