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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 485 · 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 10:45? (a) 10:25 (b) 11:15 (c) 11:25 (d) 12:25
  2. 2.What time was it 25 minutes before 3:40? (a) 3:25 (b) 4:15 (c) 2:15 (d) 3:15
  3. 3.What time will it be 35 minutes after 1:05? (a) 2:40 (b) 1:30 (c) 1:40 (d) 1:50
  4. 4.A film starts at 6:00 and ends at 8:30. How long is the film? (a) 2 h 40 min (b) 3 h 30 min (c) 2 h 30 min (d) 1 h 30 min
  5. 5.A film starts at 7:35 and ends at 10:20. How long is the film? (a) 3 h 45 min (b) 1 h 45 min (c) 2 h 55 min (d) 2 h 45 min
  6. 6.A film starts at 4:45 and ends at 5:20. How long is the film? (a) 1 h 35 min (b) 25 min (c) 45 min (d) 35 min
  7. 7.A film starts at 7:20 and ends at 8:05. How long is the film? (a) 45 min (b) 1 h 45 min (c) 35 min (d) 55 min
  8. 8.What time was it 30 minutes before 3:30? (a) 2:00 (b) 3:00 (c) 3:10 (d) 4:00
  9. 9.What time will it be 25 minutes after 9:05? (a) 9:20 (b) 9:30 (c) 8:30 (d) 10:30
  10. 10.What time will it be 30 minutes after 6:40? (a) 7:00 (b) 7:10 (c) 6:10 (d) 8:10
  11. 11.A film starts at 5:05 and ends at 6:15. How long is the film? (a) 1 h 10 min (b) 2 h 10 min (c) 1 h 20 min (d) 10 min
  12. 12.What time was it 35 minutes before 5:10? (a) 3:35 (b) 5:35 (c) 4:45 (d) 4:35
  13. 13.What time was it 15 minutes before 2:15? (a) 3:00 (b) 1:00 (c) 2:10 (d) 2:00
  14. 14.What time will it be 50 minutes after 2:45? (a) 2:35 (b) 3:35 (c) 3:25 (d) 4:35
  15. 15.A film starts at 1:15 and ends at 3:50. How long is the film? (a) 1 h 35 min (b) 3 h 35 min (c) 2 h 35 min (d) 2 h 45 min
  16. 16.A film starts at 6:30 and ends at 7:10. How long is the film? (a) 30 min (b) 50 min (c) 1 h 40 min (d) 40 min
  17. 17.What time was it 40 minutes before 11:15? (a) 9:35 (b) 11:35 (c) 10:45 (d) 10:35
  18. 18.A film starts at 7:45 and ends at 10:30. How long is the film? (a) 3 h 45 min (b) 2 h 45 min (c) 2 h 55 min (d) 1 h 45 min
  19. 19.A film starts at 5:05 and ends at 6:10. How long is the film? (a) 1 h 15 min (b) 5 min (c) 2 h 5 min (d) 1 h 5 min
  20. 20.A film starts at 1:20 and ends at 4:15. How long is the film? (a) 2 h 55 min (b) 3 h 55 min (c) 1 h 55 min (d) 3 h 5 min
  21. 21.What time was it 40 minutes before 3:05? (a) 1:25 (b) 2:35 (c) 3:25 (d) 2:25
  22. 22.What time was it 25 minutes before 9:15? (a) 9:50 (b) 7:50 (c) 9:00 (d) 8:50
  23. 23.What time was it 30 minutes before 2:20? (a) 1:50 (b) 2:00 (c) 2:50 (d) 1:40
  24. 24.What time will it be 20 minutes after 3:10? (a) 2:30 (b) 3:20 (c) 3:30 (d) 4:30
  25. 25.A film starts at 3:35 and ends at 4:05. How long is the film? (a) 1 h 30 min (b) 30 min (c) 40 min (d) 20 min
  26. 26.What time will it be 25 minutes after 7:45? (a) 7:10 (b) 8:10 (c) 8:00 (d) 9:10
  27. 27.What time will it be 40 minutes after 9:10? (a) 8:50 (b) 9:40 (c) 9:50 (d) 10:50
  28. 28.A film starts at 2:20 and ends at 4:40. How long is the film? (a) 1 h 20 min (b) 2 h 20 min (c) 3 h 20 min (d) 2 h 30 min
  29. 29.What time will it be 50 minutes after 3:20? (a) 4:10 (b) 3:10 (c) 5:10 (d) 4:00
  30. 30.A film starts at 1:15 and ends at 1:40. How long is the film? (a) 25 min (b) 1 h 25 min (c) 15 min (d) 35 min
  31. 31.What time will it be 40 minutes after 1:15? (a) 2:55 (b) 1:55 (c) 2:05 (d) 1:45
  32. 32.A film starts at 1:50 and ends at 3:50. How long is the film? (a) 2 h 10 min (b) 1 h (c) 3 h (d) 2 h
  33. 33.A film starts at 2:15 and ends at 2:50. How long is the film? (a) 25 min (b) 1 h 35 min (c) 35 min (d) 45 min
  34. 34.What time will it be 40 minutes after 2:50? (a) 3:20 (b) 3:30 (c) 2:30 (d) 4:30
  35. 35.What time was it 40 minutes before 9:30? (a) 9:50 (b) 8:50 (c) 9:00 (d) 7:50
  36. 36.What time was it 15 minutes before 4:00? (a) 4:45 (b) 2:45 (c) 3:55 (d) 3:45
  37. 37.A film starts at 5:15 and ends at 7:15. How long is the film? (a) 1 h (b) 2 h 10 min (c) 3 h (d) 2 h
  38. 38.What time will it be 25 minutes after 5:35? (a) 7:00 (b) 5:50 (c) 5:00 (d) 6:00
  39. 39.What time was it 15 minutes before 8:00? (a) 6:45 (b) 7:55 (c) 8:45 (d) 7:45
  40. 40.What time will it be 40 minutes after 9:35? (a) 10:05 (b) 11:15 (c) 10:15 (d) 9:15

Answer key

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

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