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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 755 · 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 45 minutes before 2:20? (a) 1:35 (b) 1:25 (c) 2:35 (d) 1:45
  2. 2.A film starts at 4:45 and ends at 5:55. How long is the film? (a) 2 h 10 min (b) 10 min (c) 1 h 10 min (d) 1 h 20 min
  3. 3.A film starts at 1:25 and ends at 4:10. How long is the film? (a) 2 h 45 min (b) 3 h 45 min (c) 1 h 45 min (d) 2 h 55 min
  4. 4.What time was it 15 minutes before 5:45? (a) 5:30 (b) 5:40 (c) 4:30 (d) 6:30
  5. 5.What time will it be 45 minutes after 8:25? (a) 9:10 (b) 9:00 (c) 8:10 (d) 10:10
  6. 6.A film starts at 7:00 and ends at 9:40. How long is the film? (a) 1 h 40 min (b) 3 h 40 min (c) 2 h 40 min (d) 2 h 50 min
  7. 7.What time was it 35 minutes before 10:15? (a) 10:40 (b) 9:40 (c) 9:50 (d) 8:40
  8. 8.What time will it be 25 minutes after 6:40? (a) 8:05 (b) 7:05 (c) 6:05 (d) 6:55
  9. 9.What time will it be 20 minutes after 9:10? (a) 9:20 (b) 9:30 (c) 8:30 (d) 10:30
  10. 10.A film starts at 5:15 and ends at 6:35. How long is the film? (a) 20 min (b) 1 h 30 min (c) 2 h 20 min (d) 1 h 20 min
  11. 11.What time will it be 45 minutes after 7:15? (a) 7:00 (b) 9:00 (c) 7:50 (d) 8:00
  12. 12.What time will it be 40 minutes after 5:15? (a) 4:55 (b) 6:55 (c) 5:45 (d) 5:55
  13. 13.What time was it 15 minutes before 8:50? (a) 7:35 (b) 8:45 (c) 8:35 (d) 9:35
  14. 14.A film starts at 3:05 and ends at 3:40. How long is the film? (a) 1 h 35 min (b) 35 min (c) 45 min (d) 25 min
  15. 15.What time will it be 35 minutes after 9:20? (a) 8:55 (b) 9:45 (c) 9:55 (d) 10:55
  16. 16.What time was it 25 minutes before 3:50? (a) 2:25 (b) 3:35 (c) 3:25 (d) 4:25
  17. 17.What time will it be 25 minutes after 2:10? (a) 2:25 (b) 2:35 (c) 1:35 (d) 3:35
  18. 18.What time will it be 35 minutes after 10:55? (a) 11:30 (b) 11:20 (c) 12:30 (d) 10:30
  19. 19.What time was it 50 minutes before 4:25? (a) 3:45 (b) 2:35 (c) 3:35 (d) 4:35
  20. 20.What time was it 40 minutes before 4:45? (a) 4:15 (b) 3:05 (c) 4:05 (d) 5:05
  21. 21.What time was it 40 minutes before 2:20? (a) 1:30 (b) 2:40 (c) 1:50 (d) 1:40
  22. 22.A film starts at 3:05 and ends at 5:00. How long is the film? (a) 2 h 5 min (b) 1 h 55 min (c) 2 h 55 min (d) 55 min
  23. 23.A film starts at 5:10 and ends at 5:55. How long is the film? (a) 35 min (b) 1 h 45 min (c) 45 min (d) 55 min
  24. 24.What time will it be 15 minutes after 10:25? (a) 10:40 (b) 11:40 (c) 10:30 (d) 9:40
  25. 25.A film starts at 3:20 and ends at 5:00. How long is the film? (a) 2 h 40 min (b) 40 min (c) 1 h 40 min (d) 1 h 50 min
  26. 26.What time will it be 30 minutes after 3:20? (a) 4:50 (b) 3:50 (c) 2:50 (d) 3:40
  27. 27.A film starts at 2:10 and ends at 3:20. How long is the film? (a) 2 h 10 min (b) 10 min (c) 1 h 20 min (d) 1 h 10 min
  28. 28.What time was it 20 minutes before 11:55? (a) 10:35 (b) 11:45 (c) 11:35 (d) 12:35
  29. 29.A film starts at 6:40 and ends at 7:30. How long is the film? (a) 50 min (b) 40 min (c) 1 h 50 min (d) 1 h
  30. 30.A film starts at 1:05 and ends at 2:25. How long is the film? (a) 1 h 20 min (b) 1 h 30 min (c) 2 h 20 min (d) 20 min
  31. 31.What time will it be 35 minutes after 9:00? (a) 9:25 (b) 9:35 (c) 10:35 (d) 8:35
  32. 32.What time was it 15 minutes before 10:15? (a) 10:00 (b) 10:10 (c) 11:00 (d) 9:00
  33. 33.What time was it 20 minutes before 7:10? (a) 5:50 (b) 6:50 (c) 7:00 (d) 7:50
  34. 34.A film starts at 4:30 and ends at 6:35. How long is the film? (a) 2 h 15 min (b) 3 h 5 min (c) 2 h 5 min (d) 1 h 5 min
  35. 35.What time was it 50 minutes before 5:10? (a) 3:20 (b) 4:30 (c) 5:20 (d) 4:20
  36. 36.What time will it be 55 minutes after 4:40? (a) 5:35 (b) 6:35 (c) 4:35 (d) 5:25
  37. 37.A film starts at 3:10 and ends at 4:10. How long is the film? (a) 1 h (b) 50 min (c) 2 h (d) 1 h 10 min
  38. 38.A film starts at 3:30 and ends at 5:50. How long is the film? (a) 1 h 20 min (b) 2 h 30 min (c) 3 h 20 min (d) 2 h 20 min
  39. 39.What time will it be 45 minutes after 8:50? (a) 10:35 (b) 9:25 (c) 9:35 (d) 8:35
  40. 40.A film starts at 2:00 and ends at 2:35. How long is the film? (a) 25 min (b) 35 min (c) 1 h 35 min (d) 45 min

Answer key

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

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