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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 873 · 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 will it be 40 minutes after 8:00? (a) 7:40 (b) 8:40 (c) 9:40 (d) 8:30
  2. 2.What time will it be 20 minutes after 7:45? (a) 7:05 (b) 9:05 (c) 7:55 (d) 8:05
  3. 3.What time will it be 35 minutes after 6:45? (a) 8:20 (b) 7:20 (c) 6:20 (d) 7:10
  4. 4.A film starts at 4:00 and ends at 5:00. How long is the film? (a) 1 h 10 min (b) 2 h (c) 50 min (d) 1 h
  5. 5.A film starts at 4:10 and ends at 5:00. How long is the film? (a) 40 min (b) 1 h 50 min (c) 1 h (d) 50 min
  6. 6.What time was it 55 minutes before 7:10? (a) 7:15 (b) 5:15 (c) 6:25 (d) 6:15
  7. 7.What time will it be 55 minutes after 2:55? (a) 4:50 (b) 3:50 (c) 3:40 (d) 2:50
  8. 8.A film starts at 6:00 and ends at 7:20. How long is the film? (a) 1 h 30 min (b) 2 h 20 min (c) 20 min (d) 1 h 20 min
  9. 9.A film starts at 2:40 and ends at 4:15. How long is the film? (a) 35 min (b) 1 h 35 min (c) 2 h 35 min (d) 1 h 45 min
  10. 10.What time was it 25 minutes before 6:55? (a) 6:30 (b) 7:30 (c) 6:40 (d) 5:30
  11. 11.What time was it 30 minutes before 10:45? (a) 10:15 (b) 11:15 (c) 9:15 (d) 10:25
  12. 12.A film starts at 3:10 and ends at 3:55. How long is the film? (a) 1 h 45 min (b) 45 min (c) 35 min (d) 55 min
  13. 13.What time will it be 35 minutes after 9:00? (a) 9:25 (b) 8:35 (c) 9:35 (d) 10:35
  14. 14.What time was it 35 minutes before 2:45? (a) 2:20 (b) 1:10 (c) 3:10 (d) 2:10
  15. 15.A film starts at 6:25 and ends at 7:30. How long is the film? (a) 1 h 5 min (b) 5 min (c) 1 h 15 min (d) 2 h 5 min
  16. 16.What time will it be 35 minutes after 10:05? (a) 10:30 (b) 9:40 (c) 11:40 (d) 10:40
  17. 17.What time was it 25 minutes before 4:00? (a) 2:35 (b) 4:35 (c) 3:45 (d) 3:35
  18. 18.What time will it be 20 minutes after 2:35? (a) 3:55 (b) 2:45 (c) 2:55 (d) 1:55
  19. 19.What time was it 20 minutes before 6:15? (a) 5:55 (b) 6:55 (c) 4:55 (d) 6:05
  20. 20.What time was it 20 minutes before 8:40? (a) 9:20 (b) 8:20 (c) 8:30 (d) 7:20
  21. 21.A film starts at 4:00 and ends at 6:45. 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
  22. 22.What time will it be 50 minutes after 4:15? (a) 5:05 (b) 4:05 (c) 6:05 (d) 4:55
  23. 23.A film starts at 6:20 and ends at 8:05. How long is the film? (a) 1 h 55 min (b) 45 min (c) 1 h 45 min (d) 2 h 45 min
  24. 24.What time will it be 45 minutes after 7:55? (a) 9:40 (b) 8:40 (c) 7:40 (d) 8:30
  25. 25.What time was it 40 minutes before 8:00? (a) 8:20 (b) 6:20 (c) 7:20 (d) 7:30
  26. 26.What time will it be 35 minutes after 2:35? (a) 4:10 (b) 2:10 (c) 3:00 (d) 3:10
  27. 27.What time will it be 40 minutes after 1:00? (a) 2:40 (b) 1:30 (c) 1:50 (d) 1:40
  28. 28.What time will it be 15 minutes after 10:30? (a) 10:35 (b) 9:45 (c) 11:45 (d) 10:45
  29. 29.What time was it 55 minutes before 11:10? (a) 10:15 (b) 11:15 (c) 9:15 (d) 10:25
  30. 30.What time will it be 30 minutes after 10:10? (a) 11:40 (b) 9:40 (c) 10:40 (d) 10:30
  31. 31.What time will it be 55 minutes after 9:40? (a) 11:35 (b) 9:35 (c) 10:25 (d) 10:35
  32. 32.A film starts at 6:45 and ends at 7:05. How long is the film? (a) 1 h 20 min (b) 30 min (c) 10 min (d) 20 min
  33. 33.What time will it be 40 minutes after 2:00? (a) 2:40 (b) 1:40 (c) 3:40 (d) 2:30
  34. 34.What time will it be 30 minutes after 8:20? (a) 9:50 (b) 8:50 (c) 7:50 (d) 8:40
  35. 35.A film starts at 8:55 and ends at 11:50. How long is the film? (a) 3 h 5 min (b) 2 h 55 min (c) 1 h 55 min (d) 3 h 55 min
  36. 36.What time was it 50 minutes before 2:20? (a) 1:30 (b) 1:40 (c) 1:20 (d) 2:30
  37. 37.What time was it 30 minutes before 8:05? (a) 7:45 (b) 8:35 (c) 6:35 (d) 7:35
  38. 38.What time was it 40 minutes before 9:50? (a) 9:20 (b) 9:10 (c) 10:10 (d) 8:10
  39. 39.What time will it be 50 minutes after 1:45? (a) 1:35 (b) 2:35 (c) 2:25 (d) 3:35
  40. 40.What time was it 45 minutes before 7:55? (a) 7:20 (b) 6:10 (c) 7:10 (d) 8:10

Answer key

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

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