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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 768 · 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 6:15 and ends at 7:25. How long is the film? (a) 10 min (b) 1 h 20 min (c) 1 h 10 min (d) 2 h 10 min
  2. 2.What time was it 45 minutes before 8:20? (a) 7:35 (b) 7:45 (c) 8:35 (d) 6:35
  3. 3.A film starts at 5:00 and ends at 5:35. How long is the film? (a) 1 h 35 min (b) 45 min (c) 25 min (d) 35 min
  4. 4.A film starts at 7:40 and ends at 10:15. How long is the film? (a) 1 h 35 min (b) 2 h 35 min (c) 3 h 35 min (d) 2 h 45 min
  5. 5.What time was it 15 minutes before 5:35? (a) 5:20 (b) 5:30 (c) 4:20 (d) 6:20
  6. 6.What time was it 40 minutes before 7:50? (a) 7:20 (b) 7:10 (c) 8:10 (d) 6:10
  7. 7.What time was it 45 minutes before 3:10? (a) 1:25 (b) 3:25 (c) 2:35 (d) 2:25
  8. 8.What time will it be 45 minutes after 4:30? (a) 4:15 (b) 5:05 (c) 5:15 (d) 6:15
  9. 9.What time was it 30 minutes before 8:40? (a) 8:10 (b) 8:20 (c) 9:10 (d) 7:10
  10. 10.What time was it 35 minutes before 4:05? (a) 2:30 (b) 3:30 (c) 3:40 (d) 4:30
  11. 11.A film starts at 2:15 and ends at 4:35. How long is the film? (a) 1 h 20 min (b) 2 h 20 min (c) 2 h 30 min (d) 3 h 20 min
  12. 12.What time will it be 55 minutes after 2:00? (a) 2:55 (b) 1:55 (c) 3:55 (d) 2:45
  13. 13.A film starts at 2:30 and ends at 4:35. How long is the film? (a) 2 h 5 min (b) 3 h 5 min (c) 1 h 5 min (d) 2 h 15 min
  14. 14.What time will it be 30 minutes after 6:05? (a) 6:35 (b) 5:35 (c) 6:25 (d) 7:35
  15. 15.What time will it be 15 minutes after 2:00? (a) 2:05 (b) 2:15 (c) 3:15 (d) 1:15
  16. 16.A film starts at 2:35 and ends at 5:20. How long is the film? (a) 2 h 55 min (b) 1 h 45 min (c) 3 h 45 min (d) 2 h 45 min
  17. 17.What time was it 55 minutes before 2:20? (a) 1:15 (b) 2:25 (c) 1:25 (d) 1:35
  18. 18.A film starts at 6:40 and ends at 8:10. How long is the film? (a) 30 min (b) 1 h 40 min (c) 1 h 30 min (d) 2 h 30 min
  19. 19.What time was it 30 minutes before 6:00? (a) 6:30 (b) 5:30 (c) 5:40 (d) 4:30
  20. 20.What time was it 30 minutes before 11:35? (a) 10:05 (b) 11:15 (c) 12:05 (d) 11:05
  21. 21.A film starts at 3:10 and ends at 4:30. How long is the film? (a) 1 h 20 min (b) 2 h 20 min (c) 20 min (d) 1 h 30 min
  22. 22.What time was it 40 minutes before 7:05? (a) 6:35 (b) 6:25 (c) 5:25 (d) 7:25
  23. 23.A film starts at 6:30 and ends at 6:50. How long is the film? (a) 10 min (b) 20 min (c) 1 h 20 min (d) 30 min
  24. 24.What time was it 40 minutes before 3:10? (a) 3:30 (b) 2:30 (c) 2:40 (d) 1:30
  25. 25.What time will it be 40 minutes after 2:00? (a) 2:40 (b) 3:40 (c) 1:40 (d) 2:30
  26. 26.What time will it be 15 minutes after 1:10? (a) 2:25 (b) 1:25 (c) 1:15 (d) 1:35
  27. 27.What time will it be 15 minutes after 1:30? (a) 1:45 (b) 1:55 (c) 2:45 (d) 1:35
  28. 28.What time was it 15 minutes before 6:20? (a) 6:05 (b) 7:05 (c) 6:15 (d) 5:05
  29. 29.What time was it 25 minutes before 4:20? (a) 4:55 (b) 4:05 (c) 2:55 (d) 3:55
  30. 30.What time will it be 20 minutes after 10:15? (a) 9:35 (b) 10:25 (c) 10:35 (d) 11:35
  31. 31.What time will it be 30 minutes after 3:55? (a) 5:25 (b) 3:25 (c) 4:25 (d) 4:15
  32. 32.What time will it be 20 minutes after 5:35? (a) 4:55 (b) 5:55 (c) 6:55 (d) 5:45
  33. 33.A film starts at 6:55 and ends at 7:55. How long is the film? (a) 2 h (b) 1 h 10 min (c) 50 min (d) 1 h
  34. 34.What time was it 20 minutes before 6:25? (a) 5:05 (b) 6:15 (c) 7:05 (d) 6:05
  35. 35.A film starts at 2:15 and ends at 3:15. How long is the film? (a) 1 h 10 min (b) 2 h (c) 1 h (d) 50 min
  36. 36.What time will it be 15 minutes after 2:50? (a) 2:55 (b) 2:05 (c) 3:05 (d) 4:05
  37. 37.What time was it 15 minutes before 11:10? (a) 9:55 (b) 11:55 (c) 10:55 (d) 11:05
  38. 38.What time was it 35 minutes before 9:00? (a) 8:35 (b) 8:25 (c) 9:25 (d) 7:25
  39. 39.What time will it be 30 minutes after 8:00? (a) 8:30 (b) 7:30 (c) 9:30 (d) 8:20
  40. 40.What time was it 45 minutes before 6:30? (a) 4:45 (b) 5:55 (c) 6:45 (d) 5:45

Answer key

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

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