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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 504 · 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 35 minutes after 9:55? (a) 11:30 (b) 9:30 (c) 10:20 (d) 10:30
  2. 2.What time will it be 15 minutes after 1:25? (a) 1:30 (b) 1:40 (c) 2:40 (d) 1:50
  3. 3.What time will it be 40 minutes after 6:05? (a) 7:45 (b) 5:45 (c) 6:35 (d) 6:45
  4. 4.What time was it 40 minutes before 2:15? (a) 2:35 (b) 1:35 (c) 1:45 (d) 1:25
  5. 5.What time will it be 20 minutes after 4:25? (a) 4:35 (b) 4:45 (c) 3:45 (d) 5:45
  6. 6.What time will it be 40 minutes after 2:00? (a) 2:30 (b) 1:40 (c) 2:40 (d) 3:40
  7. 7.A film starts at 7:05 and ends at 7:45. How long is the film? (a) 50 min (b) 1 h 40 min (c) 30 min (d) 40 min
  8. 8.A film starts at 2:05 and ends at 4:35. How long is the film? (a) 2 h 30 min (b) 3 h 30 min (c) 2 h 40 min (d) 1 h 30 min
  9. 9.What time was it 40 minutes before 10:10? (a) 8:30 (b) 9:40 (c) 9:30 (d) 10:30
  10. 10.A film starts at 1:30 and ends at 3:20. How long is the film? (a) 2 h (b) 2 h 50 min (c) 1 h 50 min (d) 50 min
  11. 11.What time will it be 25 minutes after 1:55? (a) 1:20 (b) 3:20 (c) 2:20 (d) 2:10
  12. 12.A film starts at 2:30 and ends at 4:00. How long is the film? (a) 30 min (b) 2 h 30 min (c) 1 h 30 min (d) 1 h 40 min
  13. 13.What time will it be 55 minutes after 9:20? (a) 9:15 (b) 10:15 (c) 11:15 (d) 10:05
  14. 14.A film starts at 2:10 and ends at 4:45. How long is the film? (a) 3 h 35 min (b) 1 h 35 min (c) 2 h 45 min (d) 2 h 35 min
  15. 15.What time will it be 50 minutes after 7:40? (a) 7:30 (b) 8:30 (c) 8:20 (d) 9:30
  16. 16.What time will it be 15 minutes after 5:30? (a) 6:45 (b) 5:35 (c) 4:45 (d) 5:45
  17. 17.What time will it be 30 minutes after 10:55? (a) 11:25 (b) 10:25 (c) 11:15 (d) 12:25
  18. 18.What time will it be 30 minutes after 7:30? (a) 9:00 (b) 7:00 (c) 8:00 (d) 7:50
  19. 19.What time was it 45 minutes before 3:35? (a) 2:50 (b) 3:50 (c) 3:00 (d) 1:50
  20. 20.A film starts at 2:35 and ends at 3:45. How long is the film? (a) 1 h 10 min (b) 1 h 20 min (c) 2 h 10 min (d) 10 min
  21. 21.A film starts at 1:10 and ends at 3:50. How long is the film? (a) 1 h 40 min (b) 3 h 40 min (c) 2 h 40 min (d) 2 h 50 min
  22. 22.What time was it 20 minutes before 7:00? (a) 6:40 (b) 7:40 (c) 6:50 (d) 5:40
  23. 23.A film starts at 7:35 and ends at 10:30. How long is the film? (a) 3 h 55 min (b) 1 h 55 min (c) 3 h 5 min (d) 2 h 55 min
  24. 24.A film starts at 6:15 and ends at 6:45. How long is the film? (a) 20 min (b) 1 h 30 min (c) 30 min (d) 40 min
  25. 25.What time will it be 55 minutes after 2:35? (a) 2:30 (b) 3:30 (c) 3:20 (d) 4:30
  26. 26.A film starts at 7:05 and ends at 7:30. How long is the film? (a) 1 h 25 min (b) 35 min (c) 25 min (d) 15 min
  27. 27.A film starts at 3:50 and ends at 6:50. How long is the film? (a) 2 h (b) 4 h (c) 3 h (d) 3 h 10 min
  28. 28.What time will it be 55 minutes after 8:45? (a) 10:40 (b) 8:40 (c) 9:40 (d) 9:30
  29. 29.What time will it be 30 minutes after 9:30? (a) 9:50 (b) 9:00 (c) 11:00 (d) 10:00
  30. 30.A film starts at 3:00 and ends at 4:55. How long is the film? (a) 2 h 5 min (b) 55 min (c) 2 h 55 min (d) 1 h 55 min
  31. 31.What time was it 15 minutes before 4:00? (a) 4:45 (b) 3:55 (c) 3:45 (d) 2:45
  32. 32.A film starts at 3:40 and ends at 5:40. How long is the film? (a) 2 h 10 min (b) 3 h (c) 2 h (d) 1 h
  33. 33.What time was it 40 minutes before 3:55? (a) 3:15 (b) 4:15 (c) 2:15 (d) 3:25
  34. 34.What time was it 50 minutes before 8:55? (a) 8:05 (b) 9:05 (c) 7:05 (d) 8:15
  35. 35.What time will it be 30 minutes after 5:00? (a) 6:30 (b) 5:20 (c) 4:30 (d) 5:30
  36. 36.What time will it be 35 minutes after 1:10? (a) 1:55 (b) 1:35 (c) 2:45 (d) 1:45
  37. 37.A film starts at 2:10 and ends at 4:40. How long is the film? (a) 1 h 30 min (b) 2 h 40 min (c) 3 h 30 min (d) 2 h 30 min
  38. 38.A film starts at 4:40 and ends at 7:40. How long is the film? (a) 2 h (b) 4 h (c) 3 h (d) 3 h 10 min
  39. 39.A film starts at 6:30 and ends at 9:30. How long is the film? (a) 3 h 10 min (b) 2 h (c) 3 h (d) 4 h
  40. 40.A film starts at 6:10 and ends at 7:15. How long is the film? (a) 2 h 5 min (b) 1 h 15 min (c) 1 h 5 min (d) 5 min

Answer key

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

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