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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 984 · 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 3:55 and ends at 6:15. How long is the film? (a) 2 h 30 min (b) 2 h 20 min (c) 3 h 20 min (d) 1 h 20 min
  2. 2.A film starts at 5:30 and ends at 6:05. How long is the film? (a) 1 h 35 min (b) 25 min (c) 35 min (d) 45 min
  3. 3.A film starts at 1:40 and ends at 3:20. How long is the film? (a) 2 h 40 min (b) 1 h 40 min (c) 1 h 50 min (d) 40 min
  4. 4.What time was it 30 minutes before 3:45? (a) 3:25 (b) 4:15 (c) 2:15 (d) 3:15
  5. 5.What time will it be 30 minutes after 9:25? (a) 9:45 (b) 9:55 (c) 10:55 (d) 8:55
  6. 6.What time was it 15 minutes before 3:35? (a) 3:30 (b) 3:20 (c) 2:20 (d) 4:20
  7. 7.A film starts at 5:55 and ends at 6:40. How long is the film? (a) 45 min (b) 55 min (c) 1 h 45 min (d) 35 min
  8. 8.A film starts at 1:20 and ends at 3:55. How long is the film? (a) 3 h 35 min (b) 2 h 45 min (c) 1 h 35 min (d) 2 h 35 min
  9. 9.What time was it 30 minutes before 10:35? (a) 10:15 (b) 11:05 (c) 10:05 (d) 9:05
  10. 10.A film starts at 3:20 and ends at 5:45. How long is the film? (a) 2 h 25 min (b) 3 h 25 min (c) 2 h 35 min (d) 1 h 25 min
  11. 11.A film starts at 2:50 and ends at 5:05. How long is the film? (a) 1 h 15 min (b) 2 h 15 min (c) 3 h 15 min (d) 2 h 25 min
  12. 12.A film starts at 6:15 and ends at 8:10. How long is the film? (a) 2 h 5 min (b) 2 h 55 min (c) 55 min (d) 1 h 55 min
  13. 13.What time will it be 15 minutes after 1:15? (a) 2:30 (b) 1:20 (c) 1:30 (d) 1:40
  14. 14.What time was it 40 minutes before 2:30? (a) 2:00 (b) 1:50 (c) 2:50 (d) 1:40
  15. 15.What time was it 45 minutes before 10:25? (a) 9:40 (b) 8:40 (c) 10:40 (d) 9:50
  16. 16.A film starts at 7:55 and ends at 8:40. How long is the film? (a) 35 min (b) 1 h 45 min (c) 45 min (d) 55 min
  17. 17.What time will it be 50 minutes after 9:15? (a) 10:05 (b) 9:55 (c) 9:05 (d) 11:05
  18. 18.What time was it 25 minutes before 9:50? (a) 8:25 (b) 10:25 (c) 9:35 (d) 9:25
  19. 19.What time will it be 25 minutes after 4:10? (a) 4:25 (b) 5:35 (c) 3:35 (d) 4:35
  20. 20.What time will it be 45 minutes after 1:30? (a) 1:15 (b) 2:05 (c) 3:15 (d) 2:15
  21. 21.A film starts at 6:05 and ends at 8:05. How long is the film? (a) 2 h (b) 1 h (c) 3 h (d) 2 h 10 min
  22. 22.What time was it 25 minutes before 11:15? (a) 9:50 (b) 11:50 (c) 11:00 (d) 10:50
  23. 23.What time will it be 15 minutes after 3:20? (a) 4:35 (b) 3:35 (c) 2:35 (d) 3:25
  24. 24.A film starts at 4:10 and ends at 6:15. How long is the film? (a) 2 h 5 min (b) 1 h 5 min (c) 3 h 5 min (d) 2 h 15 min
  25. 25.A film starts at 1:05 and ends at 1:45. How long is the film? (a) 30 min (b) 50 min (c) 1 h 40 min (d) 40 min
  26. 26.What time was it 50 minutes before 8:15? (a) 7:25 (b) 7:35 (c) 6:25 (d) 8:25
  27. 27.What time will it be 25 minutes after 5:00? (a) 5:25 (b) 5:15 (c) 6:25 (d) 4:25
  28. 28.What time will it be 45 minutes after 10:05? (a) 9:50 (b) 11:50 (c) 10:40 (d) 10:50
  29. 29.What time was it 45 minutes before 2:50? (a) 2:15 (b) 3:05 (c) 2:05 (d) 1:05
  30. 30.What time was it 50 minutes before 8:05? (a) 7:25 (b) 8:15 (c) 7:15 (d) 6:15
  31. 31.What time will it be 25 minutes after 8:30? (a) 9:55 (b) 8:55 (c) 7:55 (d) 8:45
  32. 32.A film starts at 8:15 and ends at 8:40. How long is the film? (a) 25 min (b) 15 min (c) 35 min (d) 1 h 25 min
  33. 33.What time was it 25 minutes before 5:10? (a) 5:45 (b) 4:45 (c) 3:45 (d) 4:55
  34. 34.What time was it 20 minutes before 3:40? (a) 3:30 (b) 2:20 (c) 3:20 (d) 4:20
  35. 35.What time was it 20 minutes before 11:15? (a) 11:55 (b) 9:55 (c) 11:05 (d) 10:55
  36. 36.What time will it be 45 minutes after 5:40? (a) 5:25 (b) 6:25 (c) 6:15 (d) 7:25
  37. 37.A film starts at 3:10 and ends at 5:25. 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
  38. 38.What time will it be 15 minutes after 9:15? (a) 9:20 (b) 10:30 (c) 8:30 (d) 9:30
  39. 39.A film starts at 3:00 and ends at 5:35. How long is the film? (a) 3 h 35 min (b) 2 h 45 min (c) 2 h 35 min (d) 1 h 35 min
  40. 40.What time was it 25 minutes before 8:25? (a) 8:10 (b) 7:00 (c) 8:00 (d) 9:00

Answer key

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

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