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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 790 · 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 5:25 and ends at 7:10. How long is the film? (a) 45 min (b) 1 h 55 min (c) 2 h 45 min (d) 1 h 45 min
  2. 2.A film starts at 8:15 and ends at 10:45. How long is the film? (a) 1 h 30 min (b) 2 h 30 min (c) 2 h 40 min (d) 3 h 30 min
  3. 3.What time will it be 20 minutes after 10:00? (a) 11:20 (b) 10:10 (c) 10:20 (d) 9:20
  4. 4.What time will it be 25 minutes after 7:35? (a) 7:50 (b) 7:00 (c) 8:00 (d) 9:00
  5. 5.What time will it be 30 minutes after 5:35? (a) 5:55 (b) 6:05 (c) 5:05 (d) 7:05
  6. 6.What time will it be 30 minutes after 9:35? (a) 9:05 (b) 11:05 (c) 10:05 (d) 9:55
  7. 7.A film starts at 7:10 and ends at 9:05. How long is the film? (a) 2 h 55 min (b) 1 h 55 min (c) 2 h 5 min (d) 55 min
  8. 8.What time will it be 50 minutes after 1:35? (a) 2:15 (b) 1:25 (c) 3:25 (d) 2:25
  9. 9.What time will it be 15 minutes after 7:05? (a) 7:10 (b) 8:20 (c) 6:20 (d) 7:20
  10. 10.A film starts at 1:00 and ends at 2:45. How long is the film? (a) 45 min (b) 1 h 45 min (c) 2 h 45 min (d) 1 h 55 min
  11. 11.What time was it 30 minutes before 5:05? (a) 4:45 (b) 4:35 (c) 5:35 (d) 3:35
  12. 12.What time was it 35 minutes before 7:05? (a) 6:40 (b) 6:30 (c) 5:30 (d) 7:30
  13. 13.What time was it 30 minutes before 4:55? (a) 3:25 (b) 5:25 (c) 4:35 (d) 4:25
  14. 14.What time was it 20 minutes before 2:10? (a) 1:50 (b) 2:00 (c) 2:50 (d) 1:40
  15. 15.A film starts at 8:40 and ends at 10:15. How long is the film? (a) 1 h 45 min (b) 35 min (c) 1 h 35 min (d) 2 h 35 min
  16. 16.What time was it 40 minutes before 10:55? (a) 11:15 (b) 10:15 (c) 10:25 (d) 9:15
  17. 17.A film starts at 1:05 and ends at 2:20. How long is the film? (a) 2 h 15 min (b) 1 h 15 min (c) 15 min (d) 1 h 25 min
  18. 18.A film starts at 8:25 and ends at 9:30. How long is the film? (a) 2 h 5 min (b) 1 h 15 min (c) 1 h 5 min (d) 5 min
  19. 19.What time will it be 20 minutes after 2:35? (a) 1:55 (b) 3:55 (c) 2:55 (d) 2:45
  20. 20.A film starts at 7:30 and ends at 10:05. How long is the film? (a) 2 h 45 min (b) 3 h 35 min (c) 1 h 35 min (d) 2 h 35 min
  21. 21.What time will it be 20 minutes after 10:45? (a) 10:55 (b) 10:05 (c) 12:05 (d) 11:05
  22. 22.What time will it be 35 minutes after 1:05? (a) 1:40 (b) 1:50 (c) 2:40 (d) 1:30
  23. 23.What time was it 40 minutes before 11:15? (a) 10:35 (b) 9:35 (c) 11:35 (d) 10:45
  24. 24.What time will it be 15 minutes after 6:35? (a) 5:50 (b) 6:50 (c) 6:40 (d) 7:50
  25. 25.What time was it 30 minutes before 4:20? (a) 4:00 (b) 4:50 (c) 3:50 (d) 2:50
  26. 26.What time will it be 15 minutes after 9:55? (a) 9:10 (b) 11:10 (c) 10:10 (d) 10:00
  27. 27.What time was it 50 minutes before 11:35? (a) 9:45 (b) 10:55 (c) 11:45 (d) 10:45
  28. 28.What time was it 35 minutes before 5:00? (a) 3:25 (b) 4:35 (c) 4:25 (d) 5:25
  29. 29.What time was it 40 minutes before 3:35? (a) 2:55 (b) 1:55 (c) 3:05 (d) 3:55
  30. 30.What time was it 35 minutes before 4:05? (a) 3:40 (b) 3:30 (c) 4:30 (d) 2:30
  31. 31.What time was it 15 minutes before 9:00? (a) 8:45 (b) 9:45 (c) 7:45 (d) 8:55
  32. 32.What time will it be 55 minutes after 3:15? (a) 5:10 (b) 4:10 (c) 3:10 (d) 4:00
  33. 33.A film starts at 2:00 and ends at 4:20. How long is the film? (a) 2 h 20 min (b) 3 h 20 min (c) 1 h 20 min (d) 2 h 30 min
  34. 34.A film starts at 1:50 and ends at 4:15. How long is the film? (a) 1 h 25 min (b) 2 h 35 min (c) 3 h 25 min (d) 2 h 25 min
  35. 35.What time will it be 40 minutes after 5:00? (a) 5:40 (b) 5:30 (c) 6:40 (d) 4:40
  36. 36.What time was it 20 minutes before 2:25? (a) 1:05 (b) 3:05 (c) 2:05 (d) 2:15
  37. 37.What time was it 50 minutes before 10:30? (a) 8:40 (b) 10:40 (c) 9:50 (d) 9:40
  38. 38.A film starts at 3:05 and ends at 5:05. How long is the film? (a) 3 h (b) 2 h (c) 1 h (d) 2 h 10 min
  39. 39.A film starts at 1:50 and ends at 3:15. How long is the film? (a) 1 h 35 min (b) 1 h 25 min (c) 25 min (d) 2 h 25 min
  40. 40.What time was it 15 minutes before 2:20? (a) 1:05 (b) 2:05 (c) 3:05 (d) 2:15

Answer key

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

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