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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 82 · 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 8:05 and ends at 8:55. How long is the film? (a) 40 min (b) 50 min (c) 1 h (d) 1 h 50 min
  2. 2.What time was it 50 minutes before 2:40? (a) 2:50 (b) 1:40 (c) 1:50 (d) 2:00
  3. 3.What time was it 25 minutes before 3:50? (a) 2:25 (b) 3:25 (c) 4:25 (d) 3:35
  4. 4.A film starts at 6:55 and ends at 7:50. How long is the film? (a) 1 h 5 min (b) 55 min (c) 1 h 55 min (d) 45 min
  5. 5.What time was it 35 minutes before 2:25? (a) 2:50 (b) 1:40 (c) 1:50 (d) 2:00
  6. 6.What time was it 40 minutes before 7:35? (a) 5:55 (b) 7:55 (c) 7:05 (d) 6:55
  7. 7.What time was it 45 minutes before 3:10? (a) 2:35 (b) 2:25 (c) 3:25 (d) 1:25
  8. 8.What time will it be 55 minutes after 3:50? (a) 3:45 (b) 4:35 (c) 4:45 (d) 5:45
  9. 9.What time was it 15 minutes before 11:05? (a) 11:50 (b) 9:50 (c) 11:00 (d) 10:50
  10. 10.A film starts at 7:15 and ends at 7:40. How long is the film? (a) 15 min (b) 35 min (c) 1 h 25 min (d) 25 min
  11. 11.What time was it 15 minutes before 4:10? (a) 3:55 (b) 4:05 (c) 4:55 (d) 2:55
  12. 12.What time will it be 20 minutes after 1:20? (a) 1:40 (b) 1:50 (c) 1:30 (d) 2:40
  13. 13.What time will it be 25 minutes after 8:05? (a) 8:20 (b) 9:30 (c) 7:30 (d) 8:30
  14. 14.What time was it 40 minutes before 6:15? (a) 4:35 (b) 5:35 (c) 6:35 (d) 5:45
  15. 15.A film starts at 7:25 and ends at 7:55. How long is the film? (a) 30 min (b) 1 h 30 min (c) 40 min (d) 20 min
  16. 16.What time was it 15 minutes before 5:10? (a) 5:55 (b) 4:55 (c) 3:55 (d) 5:05
  17. 17.A film starts at 8:05 and ends at 10:55. How long is the film? (a) 1 h 50 min (b) 2 h 50 min (c) 3 h 50 min (d) 3 h
  18. 18.A film starts at 4:45 and ends at 6:55. How long is the film? (a) 1 h 10 min (b) 3 h 10 min (c) 2 h 20 min (d) 2 h 10 min
  19. 19.What time was it 55 minutes before 3:45? (a) 3:50 (b) 1:50 (c) 3:00 (d) 2:50
  20. 20.What time will it be 40 minutes after 10:35? (a) 11:05 (b) 12:15 (c) 11:15 (d) 10:15
  21. 21.What time will it be 15 minutes after 8:00? (a) 8:15 (b) 8:05 (c) 7:15 (d) 9:15
  22. 22.A film starts at 2:55 and ends at 5:00. How long is the film? (a) 1 h 5 min (b) 3 h 5 min (c) 2 h 5 min (d) 2 h 15 min
  23. 23.What time will it be 45 minutes after 2:15? (a) 3:00 (b) 2:00 (c) 4:00 (d) 2:50
  24. 24.A film starts at 7:35 and ends at 9:15. How long is the film? (a) 40 min (b) 2 h 40 min (c) 1 h 40 min (d) 1 h 50 min
  25. 25.A film starts at 5:25 and ends at 7:35. How long is the film? (a) 3 h 10 min (b) 2 h 20 min (c) 2 h 10 min (d) 1 h 10 min
  26. 26.What time will it be 55 minutes after 2:20? (a) 3:15 (b) 2:15 (c) 3:05 (d) 4:15
  27. 27.What time will it be 20 minutes after 4:40? (a) 6:00 (b) 4:50 (c) 4:00 (d) 5:00
  28. 28.What time was it 25 minutes before 8:35? (a) 9:10 (b) 8:20 (c) 7:10 (d) 8:10
  29. 29.What time will it be 25 minutes after 10:50? (a) 12:15 (b) 11:15 (c) 10:15 (d) 11:05
  30. 30.What time will it be 30 minutes after 1:25? (a) 2:55 (b) 1:45 (c) 1:55 (d) 2:05
  31. 31.What time will it be 55 minutes after 9:10? (a) 11:05 (b) 9:55 (c) 10:05 (d) 9:05
  32. 32.What time was it 55 minutes before 2:30? (a) 1:25 (b) 2:35 (c) 1:35 (d) 1:45
  33. 33.What time will it be 35 minutes after 8:05? (a) 9:40 (b) 7:40 (c) 8:30 (d) 8:40
  34. 34.What time will it be 35 minutes after 3:10? (a) 3:35 (b) 4:45 (c) 3:45 (d) 2:45
  35. 35.A film starts at 3:45 and ends at 6:10. How long is the film? (a) 3 h 25 min (b) 1 h 25 min (c) 2 h 35 min (d) 2 h 25 min
  36. 36.What time will it be 20 minutes after 10:10? (a) 10:30 (b) 10:20 (c) 9:30 (d) 11:30
  37. 37.A film starts at 5:55 and ends at 8:25. How long is the film? (a) 2 h 30 min (b) 2 h 40 min (c) 1 h 30 min (d) 3 h 30 min
  38. 38.A film starts at 1:55 and ends at 4:25. How long is the film? (a) 1 h 30 min (b) 2 h 30 min (c) 3 h 30 min (d) 2 h 40 min
  39. 39.A film starts at 2:10 and ends at 3:35. How long is the film? (a) 25 min (b) 1 h 35 min (c) 1 h 25 min (d) 2 h 25 min
  40. 40.What time will it be 30 minutes after 7:55? (a) 9:25 (b) 8:25 (c) 7:25 (d) 8:15

Answer key

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

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