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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 898 · 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 8:45 and ends at 11:15. How long is the film? (a) 1 h 30 min (b) 3 h 30 min (c) 2 h 40 min (d) 2 h 30 min
  2. 2.A film starts at 3:55 and ends at 5:30. How long is the film? (a) 2 h 35 min (b) 1 h 45 min (c) 1 h 35 min (d) 35 min
  3. 3.What time will it be 25 minutes after 10:55? (a) 10:20 (b) 12:20 (c) 11:10 (d) 11:20
  4. 4.What time will it be 20 minutes after 6:10? (a) 5:30 (b) 7:30 (c) 6:30 (d) 6:20
  5. 5.What time will it be 40 minutes after 4:50? (a) 4:30 (b) 5:30 (c) 6:30 (d) 5:20
  6. 6.What time was it 15 minutes before 4:40? (a) 4:35 (b) 3:25 (c) 5:25 (d) 4:25
  7. 7.What time will it be 35 minutes after 8:00? (a) 8:35 (b) 8:25 (c) 7:35 (d) 9:35
  8. 8.What time will it be 20 minutes after 3:30? (a) 4:50 (b) 2:50 (c) 3:40 (d) 3:50
  9. 9.What time will it be 40 minutes after 6:25? (a) 7:05 (b) 6:05 (c) 6:55 (d) 8:05
  10. 10.What time will it be 35 minutes after 9:55? (a) 10:30 (b) 10:20 (c) 9:30 (d) 11:30
  11. 11.A film starts at 7:15 and ends at 7:40. How long is the film? (a) 35 min (b) 15 min (c) 1 h 25 min (d) 25 min
  12. 12.A film starts at 2:25 and ends at 4:05. How long is the film? (a) 2 h 40 min (b) 1 h 50 min (c) 1 h 40 min (d) 40 min
  13. 13.A film starts at 7:00 and ends at 8:35. How long is the film? (a) 35 min (b) 1 h 35 min (c) 1 h 45 min (d) 2 h 35 min
  14. 14.What time will it be 15 minutes after 10:30? (a) 10:45 (b) 9:45 (c) 11:45 (d) 10:35
  15. 15.What time will it be 30 minutes after 7:15? (a) 6:45 (b) 7:35 (c) 7:45 (d) 8:45
  16. 16.A film starts at 7:05 and ends at 8:55. How long is the film? (a) 50 min (b) 2 h 50 min (c) 2 h (d) 1 h 50 min
  17. 17.What time will it be 25 minutes after 10:35? (a) 10:50 (b) 11:00 (c) 10:00 (d) 12:00
  18. 18.What time was it 45 minutes before 7:10? (a) 5:25 (b) 7:25 (c) 6:35 (d) 6:25
  19. 19.What time will it be 15 minutes after 2:30? (a) 3:45 (b) 2:35 (c) 2:45 (d) 1:45
  20. 20.What time will it be 15 minutes after 5:00? (a) 6:15 (b) 5:15 (c) 5:05 (d) 4:15
  21. 21.What time was it 25 minutes before 2:40? (a) 2:25 (b) 3:15 (c) 1:15 (d) 2:15
  22. 22.What time was it 50 minutes before 2:45? (a) 2:55 (b) 1:55 (c) 2:05 (d) 1:45
  23. 23.What time will it be 35 minutes after 2:05? (a) 1:40 (b) 2:40 (c) 3:40 (d) 2:30
  24. 24.A film starts at 4:05 and ends at 5:45. How long is the film? (a) 1 h 50 min (b) 2 h 40 min (c) 40 min (d) 1 h 40 min
  25. 25.A film starts at 1:10 and ends at 1:40. How long is the film? (a) 1 h 30 min (b) 20 min (c) 30 min (d) 40 min
  26. 26.What time will it be 35 minutes after 2:30? (a) 2:55 (b) 2:05 (c) 4:05 (d) 3:05
  27. 27.What time will it be 25 minutes after 4:25? (a) 5:50 (b) 4:40 (c) 4:50 (d) 3:50
  28. 28.What time was it 55 minutes before 2:55? (a) 2:00 (b) 3:00 (c) 1:00 (d) 2:10
  29. 29.What time will it be 15 minutes after 6:40? (a) 5:55 (b) 7:55 (c) 6:45 (d) 6:55
  30. 30.A film starts at 2:10 and ends at 4:00. How long is the film? (a) 2 h (b) 50 min (c) 2 h 50 min (d) 1 h 50 min
  31. 31.A film starts at 1:25 and ends at 3:25. How long is the film? (a) 3 h (b) 2 h (c) 1 h (d) 2 h 10 min
  32. 32.A film starts at 7:00 and ends at 8:00. How long is the film? (a) 50 min (b) 1 h (c) 1 h 10 min (d) 2 h
  33. 33.What time was it 40 minutes before 10:45? (a) 11:05 (b) 9:05 (c) 10:15 (d) 10:05
  34. 34.What time will it be 45 minutes after 1:35? (a) 3:20 (b) 2:10 (c) 1:20 (d) 2:20
  35. 35.What time was it 20 minutes before 4:55? (a) 4:35 (b) 3:35 (c) 4:45 (d) 5:35
  36. 36.What time will it be 15 minutes after 1:15? (a) 1:20 (b) 1:40 (c) 2:30 (d) 1:30
  37. 37.What time was it 45 minutes before 10:15? (a) 8:30 (b) 10:30 (c) 9:40 (d) 9:30
  38. 38.What time was it 50 minutes before 11:55? (a) 11:05 (b) 11:15 (c) 12:05 (d) 10:05
  39. 39.What time will it be 30 minutes after 8:10? (a) 8:30 (b) 8:40 (c) 7:40 (d) 9:40
  40. 40.What time was it 40 minutes before 3:25? (a) 2:55 (b) 3:45 (c) 1:45 (d) 2:45

Answer key

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

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