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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 324 · 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 7:55. How long is the film? (a) 35 min (b) 15 min (c) 25 min (d) 1 h 25 min
  2. 2.What time will it be 35 minutes after 1:25? (a) 1:50 (b) 2:00 (c) 3:00 (d) 1:00
  3. 3.What time was it 15 minutes before 4:25? (a) 4:20 (b) 5:10 (c) 4:10 (d) 3:10
  4. 4.What time was it 55 minutes before 10:15? (a) 8:20 (b) 9:20 (c) 10:20 (d) 9:30
  5. 5.What time will it be 25 minutes after 3:25? (a) 2:50 (b) 3:40 (c) 4:50 (d) 3:50
  6. 6.A film starts at 8:05 and ends at 10:20. How long is the film? (a) 1 h 15 min (b) 2 h 25 min (c) 2 h 15 min (d) 3 h 15 min
  7. 7.What time will it be 45 minutes after 5:45? (a) 5:30 (b) 7:30 (c) 6:30 (d) 6:20
  8. 8.A film starts at 1:15 and ends at 1:55. How long is the film? (a) 1 h 40 min (b) 30 min (c) 40 min (d) 50 min
  9. 9.What time was it 15 minutes before 9:00? (a) 7:45 (b) 9:45 (c) 8:45 (d) 8:55
  10. 10.What time was it 55 minutes before 2:45? (a) 2:00 (b) 1:50 (c) 2:50 (d) 1:40
  11. 11.A film starts at 6:15 and ends at 8:30. How long is the film? (a) 2 h 15 min (b) 3 h 15 min (c) 2 h 25 min (d) 1 h 15 min
  12. 12.A film starts at 2:35 and ends at 4:15. How long is the film? (a) 1 h 50 min (b) 40 min (c) 1 h 40 min (d) 2 h 40 min
  13. 13.What time was it 20 minutes before 4:15? (a) 4:55 (b) 2:55 (c) 3:55 (d) 4:05
  14. 14.A film starts at 7:45 and ends at 9:30. How long is the film? (a) 1 h 55 min (b) 45 min (c) 2 h 45 min (d) 1 h 45 min
  15. 15.What time will it be 30 minutes after 2:35? (a) 3:05 (b) 4:05 (c) 2:55 (d) 2:05
  16. 16.What time will it be 20 minutes after 4:55? (a) 4:15 (b) 5:15 (c) 6:15 (d) 5:05
  17. 17.What time will it be 20 minutes after 6:20? (a) 7:40 (b) 5:40 (c) 6:30 (d) 6:40
  18. 18.What time will it be 55 minutes after 8:10? (a) 8:55 (b) 9:05 (c) 8:05 (d) 10:05
  19. 19.What time will it be 20 minutes after 1:20? (a) 2:40 (b) 1:30 (c) 1:50 (d) 1:40
  20. 20.What time will it be 30 minutes after 7:00? (a) 6:30 (b) 8:30 (c) 7:20 (d) 7:30
  21. 21.What time was it 50 minutes before 4:55? (a) 4:15 (b) 3:05 (c) 4:05 (d) 5:05
  22. 22.A film starts at 7:35 and ends at 9:15. How long is the film? (a) 1 h 40 min (b) 1 h 50 min (c) 2 h 40 min (d) 40 min
  23. 23.What time will it be 25 minutes after 8:00? (a) 8:25 (b) 7:25 (c) 9:25 (d) 8:15
  24. 24.A film starts at 6:25 and ends at 6:50. How long is the film? (a) 1 h 25 min (b) 25 min (c) 35 min (d) 15 min
  25. 25.What time was it 20 minutes before 8:25? (a) 7:05 (b) 9:05 (c) 8:05 (d) 8:15
  26. 26.What time will it be 55 minutes after 1:00? (a) 2:05 (b) 1:55 (c) 1:45 (d) 2:55
  27. 27.What time was it 40 minutes before 2:55? (a) 1:15 (b) 2:25 (c) 2:15 (d) 3:15
  28. 28.A film starts at 1:10 and ends at 4:10. How long is the film? (a) 2 h (b) 3 h 10 min (c) 4 h (d) 3 h
  29. 29.What time was it 25 minutes before 4:45? (a) 4:20 (b) 5:20 (c) 4:30 (d) 3:20
  30. 30.A film starts at 6:45 and ends at 8:45. How long is the film? (a) 2 h (b) 2 h 10 min (c) 3 h (d) 1 h
  31. 31.What time was it 15 minutes before 10:50? (a) 10:45 (b) 11:35 (c) 9:35 (d) 10:35
  32. 32.What time will it be 20 minutes after 1:50? (a) 2:00 (b) 3:10 (c) 1:10 (d) 2:10
  33. 33.A film starts at 4:10 and ends at 6:25. How long is the film? (a) 2 h 25 min (b) 2 h 15 min (c) 3 h 15 min (d) 1 h 15 min
  34. 34.A film starts at 5:50 and ends at 8:35. How long is the film? (a) 2 h 45 min (b) 2 h 55 min (c) 1 h 45 min (d) 3 h 45 min
  35. 35.What time was it 45 minutes before 9:35? (a) 9:00 (b) 8:50 (c) 7:50 (d) 9:50
  36. 36.A film starts at 6:20 and ends at 7:40. How long is the film? (a) 20 min (b) 1 h 20 min (c) 1 h 30 min (d) 2 h 20 min
  37. 37.What time will it be 45 minutes after 8:45? (a) 8:30 (b) 10:30 (c) 9:20 (d) 9:30
  38. 38.A film starts at 6:00 and ends at 7:05. How long is the film? (a) 2 h 5 min (b) 1 h 15 min (c) 5 min (d) 1 h 5 min
  39. 39.A film starts at 3:10 and ends at 5:35. How long is the film? (a) 2 h 35 min (b) 2 h 25 min (c) 1 h 25 min (d) 3 h 25 min
  40. 40.What time will it be 20 minutes after 2:35? (a) 3:55 (b) 2:55 (c) 2:45 (d) 1:55

Answer key

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

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