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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 618 · 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 7:30 and ends at 9:05. How long is the film? (a) 35 min (b) 1 h 45 min (c) 2 h 35 min (d) 1 h 35 min
  2. 2.What time was it 20 minutes before 8:10? (a) 6:50 (b) 8:50 (c) 8:00 (d) 7:50
  3. 3.A film starts at 5:15 and ends at 7:25. How long is the film? (a) 1 h 10 min (b) 2 h 10 min (c) 2 h 20 min (d) 3 h 10 min
  4. 4.What time will it be 50 minutes after 9:10? (a) 11:00 (b) 9:50 (c) 9:00 (d) 10:00
  5. 5.A film starts at 6:10 and ends at 8:45. How long is the film? (a) 2 h 35 min (b) 2 h 45 min (c) 3 h 35 min (d) 1 h 35 min
  6. 6.A film starts at 1:00 and ends at 3:05. How long is the film? (a) 3 h 5 min (b) 2 h 15 min (c) 2 h 5 min (d) 1 h 5 min
  7. 7.A film starts at 8:30 and ends at 9:35. How long is the film? (a) 2 h 5 min (b) 1 h 5 min (c) 5 min (d) 1 h 15 min
  8. 8.What time will it be 50 minutes after 1:45? (a) 2:35 (b) 1:35 (c) 2:25 (d) 3:35
  9. 9.A film starts at 1:30 and ends at 4:30. How long is the film? (a) 4 h (b) 3 h (c) 3 h 10 min (d) 2 h
  10. 10.A film starts at 2:30 and ends at 3:25. How long is the film? (a) 1 h 5 min (b) 1 h 55 min (c) 55 min (d) 45 min
  11. 11.What time will it be 25 minutes after 3:25? (a) 3:40 (b) 4:50 (c) 3:50 (d) 2:50
  12. 12.What time will it be 50 minutes after 10:45? (a) 11:35 (b) 12:35 (c) 11:25 (d) 10:35
  13. 13.What time was it 25 minutes before 8:20? (a) 7:55 (b) 6:55 (c) 8:05 (d) 8:55
  14. 14.What time will it be 55 minutes after 10:15? (a) 10:10 (b) 12:10 (c) 11:00 (d) 11:10
  15. 15.A film starts at 4:50 and ends at 5:45. How long is the film? (a) 45 min (b) 1 h 5 min (c) 55 min (d) 1 h 55 min
  16. 16.A film starts at 2:45 and ends at 3:35. How long is the film? (a) 1 h (b) 1 h 50 min (c) 40 min (d) 50 min
  17. 17.What time will it be 40 minutes after 7:30? (a) 8:00 (b) 7:10 (c) 9:10 (d) 8:10
  18. 18.A film starts at 5:40 and ends at 6:45. How long is the film? (a) 1 h 15 min (b) 1 h 5 min (c) 5 min (d) 2 h 5 min
  19. 19.What time will it be 20 minutes after 4:25? (a) 5:45 (b) 3:45 (c) 4:35 (d) 4:45
  20. 20.What time will it be 45 minutes after 8:05? (a) 7:50 (b) 8:50 (c) 8:40 (d) 9:50
  21. 21.A film starts at 4:45 and ends at 6:55. How long is the film? (a) 3 h 10 min (b) 2 h 10 min (c) 1 h 10 min (d) 2 h 20 min
  22. 22.A film starts at 3:00 and ends at 4:30. How long is the film? (a) 30 min (b) 1 h 40 min (c) 2 h 30 min (d) 1 h 30 min
  23. 23.A film starts at 3:05 and ends at 4:00. How long is the film? (a) 55 min (b) 1 h 55 min (c) 1 h 5 min (d) 45 min
  24. 24.What time was it 20 minutes before 10:30? (a) 10:10 (b) 11:10 (c) 9:10 (d) 10:20
  25. 25.What time was it 50 minutes before 3:10? (a) 2:30 (b) 1:20 (c) 3:20 (d) 2:20
  26. 26.What time was it 50 minutes before 11:35? (a) 10:45 (b) 10:55 (c) 11:45 (d) 9:45
  27. 27.What time will it be 30 minutes after 8:15? (a) 8:45 (b) 8:35 (c) 7:45 (d) 9:45
  28. 28.A film starts at 5:20 and ends at 8:15. How long is the film? (a) 3 h 5 min (b) 3 h 55 min (c) 2 h 55 min (d) 1 h 55 min
  29. 29.What time will it be 40 minutes after 2:20? (a) 3:00 (b) 2:50 (c) 2:00 (d) 4:00
  30. 30.What time will it be 25 minutes after 10:15? (a) 10:30 (b) 11:40 (c) 9:40 (d) 10:40
  31. 31.A film starts at 2:35 and ends at 3:30. How long is the film? (a) 55 min (b) 45 min (c) 1 h 55 min (d) 1 h 5 min
  32. 32.What time will it be 55 minutes after 1:10? (a) 1:55 (b) 3:05 (c) 1:05 (d) 2:05
  33. 33.What time will it be 25 minutes after 4:55? (a) 4:20 (b) 5:10 (c) 6:20 (d) 5:20
  34. 34.What time will it be 30 minutes after 1:20? (a) 2:50 (b) 2:00 (c) 1:50 (d) 1:40
  35. 35.What time was it 25 minutes before 11:10? (a) 10:55 (b) 11:45 (c) 9:45 (d) 10:45
  36. 36.A film starts at 4:20 and ends at 6:40. How long is the film? (a) 3 h 20 min (b) 1 h 20 min (c) 2 h 20 min (d) 2 h 30 min
  37. 37.What time was it 45 minutes before 7:10? (a) 6:35 (b) 6:25 (c) 7:25 (d) 5:25
  38. 38.What time was it 55 minutes before 10:05? (a) 9:10 (b) 10:10 (c) 9:20 (d) 8:10
  39. 39.What time will it be 25 minutes after 10:50? (a) 11:15 (b) 10:15 (c) 12:15 (d) 11:05
  40. 40.What time was it 15 minutes before 2:10? (a) 2:55 (b) 1:55 (c) 2:05 (d) 1:45

Answer key

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

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