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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 869 · 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 7:40 and ends at 8:50. How long is the film? (a) 2 h 10 min (b) 10 min (c) 1 h 10 min (d) 1 h 20 min
  2. 2.What time will it be 35 minutes after 7:15? (a) 7:40 (b) 8:50 (c) 7:50 (d) 6:50
  3. 3.A film starts at 7:00 and ends at 8:45. How long is the film? (a) 1 h 55 min (b) 1 h 45 min (c) 45 min (d) 2 h 45 min
  4. 4.What time was it 45 minutes before 5:10? (a) 5:25 (b) 4:35 (c) 3:25 (d) 4:25
  5. 5.What time was it 50 minutes before 5:35? (a) 4:45 (b) 4:55 (c) 3:45 (d) 5:45
  6. 6.What time will it be 25 minutes after 7:25? (a) 7:40 (b) 8:50 (c) 7:50 (d) 6:50
  7. 7.What time will it be 40 minutes after 10:25? (a) 12:05 (b) 10:55 (c) 11:05 (d) 10:05
  8. 8.What time will it be 15 minutes after 6:30? (a) 6:45 (b) 5:45 (c) 7:45 (d) 6:35
  9. 9.A film starts at 2:15 and ends at 5:00. How long is the film? (a) 1 h 45 min (b) 2 h 55 min (c) 2 h 45 min (d) 3 h 45 min
  10. 10.What time was it 15 minutes before 2:45? (a) 3:30 (b) 2:40 (c) 1:30 (d) 2:30
  11. 11.What time will it be 20 minutes after 5:55? (a) 5:15 (b) 6:15 (c) 7:15 (d) 6:05
  12. 12.What time will it be 55 minutes after 3:50? (a) 3:45 (b) 5:45 (c) 4:35 (d) 4:45
  13. 13.A film starts at 3:15 and ends at 4:30. How long is the film? (a) 15 min (b) 2 h 15 min (c) 1 h 25 min (d) 1 h 15 min
  14. 14.What time will it be 20 minutes after 5:10? (a) 5:30 (b) 5:20 (c) 4:30 (d) 6:30
  15. 15.What time will it be 40 minutes after 3:20? (a) 3:50 (b) 3:00 (c) 5:00 (d) 4:00
  16. 16.What time was it 40 minutes before 9:35? (a) 7:55 (b) 9:05 (c) 8:55 (d) 9:55
  17. 17.A film starts at 1:10 and ends at 3:05. How long is the film? (a) 2 h 55 min (b) 2 h 5 min (c) 55 min (d) 1 h 55 min
  18. 18.What time will it be 35 minutes after 7:45? (a) 9:20 (b) 8:10 (c) 7:20 (d) 8:20
  19. 19.What time was it 35 minutes before 9:50? (a) 8:15 (b) 10:15 (c) 9:15 (d) 9:25
  20. 20.What time will it be 45 minutes after 3:30? (a) 5:15 (b) 4:15 (c) 3:15 (d) 4:05
  21. 21.What time will it be 20 minutes after 3:05? (a) 4:25 (b) 3:25 (c) 2:25 (d) 3:15
  22. 22.What time will it be 20 minutes after 3:50? (a) 5:10 (b) 3:10 (c) 4:00 (d) 4:10
  23. 23.A film starts at 3:10 and ends at 5:55. How long is the film? (a) 2 h 55 min (b) 2 h 45 min (c) 3 h 45 min (d) 1 h 45 min
  24. 24.A film starts at 4:35 and ends at 7:25. How long is the film? (a) 3 h (b) 3 h 50 min (c) 1 h 50 min (d) 2 h 50 min
  25. 25.What time was it 40 minutes before 10:40? (a) 11:00 (b) 9:00 (c) 10:10 (d) 10:00
  26. 26.What time will it be 45 minutes after 9:50? (a) 10:25 (b) 10:35 (c) 9:35 (d) 11:35
  27. 27.What time will it be 20 minutes after 1:05? (a) 2:25 (b) 1:35 (c) 1:15 (d) 1:25
  28. 28.What time will it be 20 minutes after 10:40? (a) 12:00 (b) 11:00 (c) 10:00 (d) 10:50
  29. 29.A film starts at 5:30 and ends at 8:25. How long is the film? (a) 3 h 5 min (b) 2 h 55 min (c) 3 h 55 min (d) 1 h 55 min
  30. 30.A film starts at 6:15 and ends at 8:45. How long is the film? (a) 1 h 30 min (b) 2 h 30 min (c) 3 h 30 min (d) 2 h 40 min
  31. 31.What time was it 25 minutes before 3:05? (a) 2:50 (b) 2:40 (c) 3:40 (d) 1:40
  32. 32.A film starts at 1:35 and ends at 3:45. How long is the film? (a) 2 h 10 min (b) 3 h 10 min (c) 2 h 20 min (d) 1 h 10 min
  33. 33.A film starts at 8:40 and ends at 10:55. How long is the film? (a) 3 h 15 min (b) 2 h 25 min (c) 2 h 15 min (d) 1 h 15 min
  34. 34.A film starts at 2:40 and ends at 4:40. How long is the film? (a) 2 h 10 min (b) 1 h (c) 2 h (d) 3 h
  35. 35.What time will it be 35 minutes after 4:55? (a) 6:30 (b) 4:30 (c) 5:30 (d) 5:20
  36. 36.A film starts at 2:35 and ends at 3:15. How long is the film? (a) 50 min (b) 40 min (c) 1 h 40 min (d) 30 min
  37. 37.What time was it 15 minutes before 2:05? (a) 2:00 (b) 2:50 (c) 1:40 (d) 1:50
  38. 38.What time was it 20 minutes before 9:20? (a) 9:00 (b) 8:00 (c) 9:10 (d) 10:00
  39. 39.A film starts at 8:30 and ends at 9:50. How long is the film? (a) 1 h 20 min (b) 2 h 20 min (c) 1 h 30 min (d) 20 min
  40. 40.What time was it 55 minutes before 10:25? (a) 9:40 (b) 9:30 (c) 8:30 (d) 10:30

Answer key

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

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