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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 336 · 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 7:45 and ends at 8:10. How long is the film? (a) 15 min (b) 25 min (c) 35 min (d) 1 h 25 min
  2. 2.A film starts at 4:55 and ends at 7:20. How long is the film? (a) 3 h 25 min (b) 2 h 25 min (c) 1 h 25 min (d) 2 h 35 min
  3. 3.A film starts at 2:40 and ends at 3:45. How long is the film? (a) 1 h 5 min (b) 5 min (c) 1 h 15 min (d) 2 h 5 min
  4. 4.What time was it 15 minutes before 11:45? (a) 11:40 (b) 12:30 (c) 11:30 (d) 10:30
  5. 5.A film starts at 2:10 and ends at 4:45. How long is the film? (a) 1 h 35 min (b) 2 h 35 min (c) 2 h 45 min (d) 3 h 35 min
  6. 6.What time will it be 40 minutes after 8:25? (a) 10:05 (b) 8:05 (c) 9:05 (d) 8:55
  7. 7.What time will it be 25 minutes after 5:15? (a) 4:40 (b) 5:30 (c) 6:40 (d) 5:40
  8. 8.What time will it be 20 minutes after 7:15? (a) 7:25 (b) 6:35 (c) 7:35 (d) 8:35
  9. 9.What time will it be 30 minutes after 5:30? (a) 7:00 (b) 5:00 (c) 6:00 (d) 5:50
  10. 10.What time will it be 15 minutes after 9:40? (a) 8:55 (b) 9:45 (c) 10:55 (d) 9:55
  11. 11.What time will it be 30 minutes after 8:00? (a) 9:30 (b) 7:30 (c) 8:30 (d) 8:20
  12. 12.What time was it 40 minutes before 6:15? (a) 5:35 (b) 5:45 (c) 4:35 (d) 6:35
  13. 13.What time will it be 25 minutes after 8:50? (a) 8:15 (b) 10:15 (c) 9:05 (d) 9:15
  14. 14.A film starts at 6:40 and ends at 7:35. How long is the film? (a) 1 h 5 min (b) 45 min (c) 55 min (d) 1 h 55 min
  15. 15.What time will it be 35 minutes after 3:20? (a) 2:55 (b) 3:45 (c) 4:55 (d) 3:55
  16. 16.What time was it 40 minutes before 3:10? (a) 3:30 (b) 2:40 (c) 2:30 (d) 1:30
  17. 17.What time will it be 15 minutes after 3:00? (a) 3:15 (b) 2:15 (c) 4:15 (d) 3:05
  18. 18.What time was it 20 minutes before 8:45? (a) 8:35 (b) 9:25 (c) 7:25 (d) 8:25
  19. 19.What time will it be 45 minutes after 7:40? (a) 9:25 (b) 8:15 (c) 8:25 (d) 7:25
  20. 20.A film starts at 6:45 and ends at 8:30. How long is the film? (a) 2 h 45 min (b) 1 h 45 min (c) 45 min (d) 1 h 55 min
  21. 21.A film starts at 6:20 and ends at 8:25. How long is the film? (a) 3 h 5 min (b) 2 h 15 min (c) 1 h 5 min (d) 2 h 5 min
  22. 22.What time was it 15 minutes before 7:25? (a) 7:10 (b) 7:20 (c) 8:10 (d) 6:10
  23. 23.A film starts at 5:20 and ends at 7:20. How long is the film? (a) 1 h (b) 2 h 10 min (c) 2 h (d) 3 h
  24. 24.A film starts at 3:10 and ends at 5:25. How long is the film? (a) 3 h 15 min (b) 1 h 15 min (c) 2 h 15 min (d) 2 h 25 min
  25. 25.A film starts at 3:10 and ends at 4:05. How long is the film? (a) 45 min (b) 1 h 5 min (c) 1 h 55 min (d) 55 min
  26. 26.What time will it be 35 minutes after 8:45? (a) 10:20 (b) 8:20 (c) 9:10 (d) 9:20
  27. 27.A film starts at 6:40 and ends at 7:25. How long is the film? (a) 35 min (b) 1 h 45 min (c) 45 min (d) 55 min
  28. 28.What time was it 40 minutes before 4:35? (a) 4:05 (b) 4:55 (c) 2:55 (d) 3:55
  29. 29.What time will it be 20 minutes after 9:15? (a) 9:25 (b) 8:35 (c) 9:35 (d) 10:35
  30. 30.A film starts at 3:00 and ends at 4:35. How long is the film? (a) 35 min (b) 1 h 35 min (c) 2 h 35 min (d) 1 h 45 min
  31. 31.A film starts at 3:40 and ends at 6:40. How long is the film? (a) 4 h (b) 3 h 10 min (c) 3 h (d) 2 h
  32. 32.A film starts at 1:55 and ends at 2:40. How long is the film? (a) 35 min (b) 55 min (c) 45 min (d) 1 h 45 min
  33. 33.What time was it 40 minutes before 3:40? (a) 3:00 (b) 3:10 (c) 2:00 (d) 4:00
  34. 34.What time will it be 40 minutes after 10:25? (a) 11:05 (b) 12:05 (c) 10:05 (d) 10:55
  35. 35.What time was it 25 minutes before 4:55? (a) 3:30 (b) 4:30 (c) 4:40 (d) 5:30
  36. 36.What time will it be 15 minutes after 4:50? (a) 4:05 (b) 4:55 (c) 5:05 (d) 6:05
  37. 37.What time will it be 15 minutes after 6:35? (a) 6:50 (b) 7:50 (c) 6:40 (d) 5:50
  38. 38.What time will it be 20 minutes after 2:05? (a) 3:25 (b) 1:25 (c) 2:15 (d) 2:25
  39. 39.What time was it 30 minutes before 10:05? (a) 10:35 (b) 9:45 (c) 9:35 (d) 8:35
  40. 40.What time was it 15 minutes before 6:00? (a) 5:55 (b) 5:45 (c) 6:45 (d) 4:45

Answer key

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

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