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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 779 · 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 15 minutes after 7:10? (a) 8:25 (b) 7:25 (c) 6:25 (d) 7:15
  2. 2.What time was it 45 minutes before 2:35? (a) 2:50 (b) 2:00 (c) 1:50 (d) 1:40
  3. 3.What time was it 25 minutes before 7:40? (a) 8:15 (b) 7:15 (c) 6:15 (d) 7:25
  4. 4.A film starts at 3:30 and ends at 6:20. How long is the film? (a) 3 h (b) 2 h 50 min (c) 1 h 50 min (d) 3 h 50 min
  5. 5.What time was it 55 minutes before 8:05? (a) 6:10 (b) 8:10 (c) 7:10 (d) 7:20
  6. 6.A film starts at 1:25 and ends at 3:10. How long is the film? (a) 1 h 55 min (b) 45 min (c) 2 h 45 min (d) 1 h 45 min
  7. 7.What time will it be 20 minutes after 1:35? (a) 1:55 (b) 1:45 (c) 2:55 (d) 2:05
  8. 8.What time will it be 15 minutes after 1:45? (a) 3:00 (b) 1:50 (c) 2:00 (d) 1:00
  9. 9.What time will it be 35 minutes after 1:10? (a) 2:45 (b) 1:45 (c) 1:35 (d) 1:55
  10. 10.What time was it 45 minutes before 11:10? (a) 11:25 (b) 10:35 (c) 9:25 (d) 10:25
  11. 11.What time was it 35 minutes before 9:50? (a) 9:15 (b) 10:15 (c) 8:15 (d) 9:25
  12. 12.A film starts at 7:00 and ends at 9:25. How long is the film? (a) 2 h 35 min (b) 3 h 25 min (c) 2 h 25 min (d) 1 h 25 min
  13. 13.What time was it 50 minutes before 10:50? (a) 10:10 (b) 9:00 (c) 11:00 (d) 10:00
  14. 14.What time will it be 45 minutes after 5:05? (a) 4:50 (b) 5:50 (c) 5:40 (d) 6:50
  15. 15.What time was it 40 minutes before 8:25? (a) 7:55 (b) 8:45 (c) 6:45 (d) 7:45
  16. 16.What time will it be 25 minutes after 3:50? (a) 4:15 (b) 3:15 (c) 5:15 (d) 4:05
  17. 17.What time was it 30 minutes before 2:20? (a) 2:50 (b) 2:00 (c) 1:50 (d) 1:40
  18. 18.A film starts at 4:10 and ends at 5:05. How long is the film? (a) 1 h 5 min (b) 45 min (c) 1 h 55 min (d) 55 min
  19. 19.A film starts at 8:30 and ends at 9:15. How long is the film? (a) 35 min (b) 45 min (c) 1 h 45 min (d) 55 min
  20. 20.What time will it be 20 minutes after 3:10? (a) 2:30 (b) 3:30 (c) 3:20 (d) 4:30
  21. 21.What time will it be 15 minutes after 3:40? (a) 3:55 (b) 4:55 (c) 2:55 (d) 3:45
  22. 22.A film starts at 2:10 and ends at 2:35. How long is the film? (a) 15 min (b) 35 min (c) 1 h 25 min (d) 25 min
  23. 23.What time will it be 15 minutes after 4:30? (a) 3:45 (b) 5:45 (c) 4:35 (d) 4:45
  24. 24.A film starts at 4:40 and ends at 5:30. How long is the film? (a) 1 h (b) 1 h 50 min (c) 40 min (d) 50 min
  25. 25.What time will it be 40 minutes after 4:15? (a) 4:45 (b) 5:55 (c) 3:55 (d) 4:55
  26. 26.What time will it be 55 minutes after 2:15? (a) 4:10 (b) 3:10 (c) 3:00 (d) 2:10
  27. 27.What time will it be 25 minutes after 1:45? (a) 2:00 (b) 2:10 (c) 3:10 (d) 1:10
  28. 28.A film starts at 4:00 and ends at 5:30. How long is the film? (a) 30 min (b) 1 h 30 min (c) 1 h 40 min (d) 2 h 30 min
  29. 29.A film starts at 7:10 and ends at 9:25. How long is the film? (a) 3 h 15 min (b) 2 h 25 min (c) 1 h 15 min (d) 2 h 15 min
  30. 30.A film starts at 6:00 and ends at 8:15. How long is the film? (a) 2 h 25 min (b) 3 h 15 min (c) 2 h 15 min (d) 1 h 15 min
  31. 31.A film starts at 8:55 and ends at 10:05. How long is the film? (a) 2 h 10 min (b) 10 min (c) 1 h 10 min (d) 1 h 20 min
  32. 32.What time will it be 50 minutes after 5:45? (a) 6:35 (b) 6:25 (c) 7:35 (d) 5:35
  33. 33.What time was it 35 minutes before 11:25? (a) 9:50 (b) 11:00 (c) 10:50 (d) 11:50
  34. 34.A film starts at 8:25 and ends at 8:55. How long is the film? (a) 20 min (b) 40 min (c) 1 h 30 min (d) 30 min
  35. 35.What time will it be 55 minutes after 2:00? (a) 1:55 (b) 2:55 (c) 3:55 (d) 2:45
  36. 36.What time was it 45 minutes before 7:30? (a) 5:45 (b) 6:45 (c) 6:55 (d) 7:45
  37. 37.What time will it be 45 minutes after 5:45? (a) 5:30 (b) 7:30 (c) 6:20 (d) 6:30
  38. 38.What time will it be 30 minutes after 2:30? (a) 4:00 (b) 3:00 (c) 2:00 (d) 2:50
  39. 39.A film starts at 2:10 and ends at 4:10. How long is the film? (a) 3 h (b) 1 h (c) 2 h 10 min (d) 2 h
  40. 40.A film starts at 2:30 and ends at 4:50. How long is the film? (a) 2 h 30 min (b) 2 h 20 min (c) 1 h 20 min (d) 3 h 20 min

Answer key

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

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