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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 177 · 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 8:35 and ends at 11:30. How long is the film? (a) 1 h 55 min (b) 3 h 55 min (c) 2 h 55 min (d) 3 h 5 min
  2. 2.What time will it be 30 minutes after 9:55? (a) 10:15 (b) 11:25 (c) 10:25 (d) 9:25
  3. 3.A film starts at 7:30 and ends at 9:40. How long is the film? (a) 2 h 20 min (b) 1 h 10 min (c) 2 h 10 min (d) 3 h 10 min
  4. 4.What time will it be 15 minutes after 5:25? (a) 5:40 (b) 5:30 (c) 4:40 (d) 6:40
  5. 5.What time was it 40 minutes before 10:55? (a) 10:25 (b) 10:15 (c) 9:15 (d) 11:15
  6. 6.What time was it 15 minutes before 8:05? (a) 8:50 (b) 8:00 (c) 6:50 (d) 7:50
  7. 7.What time was it 45 minutes before 10:55? (a) 10:10 (b) 10:20 (c) 11:10 (d) 9:10
  8. 8.What time will it be 25 minutes after 5:50? (a) 6:05 (b) 5:15 (c) 7:15 (d) 6:15
  9. 9.What time will it be 15 minutes after 9:10? (a) 8:25 (b) 9:15 (c) 10:25 (d) 9:25
  10. 10.What time will it be 30 minutes after 3:05? (a) 3:25 (b) 3:35 (c) 4:35 (d) 2:35
  11. 11.A film starts at 1:00 and ends at 2:55. How long is the film? (a) 55 min (b) 1 h 55 min (c) 2 h 5 min (d) 2 h 55 min
  12. 12.What time was it 25 minutes before 5:00? (a) 3:35 (b) 4:35 (c) 5:35 (d) 4:45
  13. 13.A film starts at 4:10 and ends at 5:00. How long is the film? (a) 40 min (b) 50 min (c) 1 h 50 min (d) 1 h
  14. 14.A film starts at 4:05 and ends at 5:40. How long is the film? (a) 2 h 35 min (b) 35 min (c) 1 h 35 min (d) 1 h 45 min
  15. 15.A film starts at 6:05 and ends at 8:25. How long is the film? (a) 1 h 20 min (b) 2 h 30 min (c) 3 h 20 min (d) 2 h 20 min
  16. 16.A film starts at 3:05 and ends at 4:35. How long is the film? (a) 1 h 30 min (b) 30 min (c) 2 h 30 min (d) 1 h 40 min
  17. 17.What time will it be 50 minutes after 8:10? (a) 8:50 (b) 8:00 (c) 10:00 (d) 9:00
  18. 18.What time was it 25 minutes before 6:00? (a) 6:35 (b) 5:45 (c) 4:35 (d) 5:35
  19. 19.What time was it 25 minutes before 3:50? (a) 3:25 (b) 2:25 (c) 4:25 (d) 3:35
  20. 20.What time was it 30 minutes before 6:30? (a) 6:10 (b) 5:00 (c) 6:00 (d) 7:00
  21. 21.What time was it 25 minutes before 9:40? (a) 9:15 (b) 9:25 (c) 10:15 (d) 8:15
  22. 22.A film starts at 2:15 and ends at 3:40. How long is the film? (a) 25 min (b) 2 h 25 min (c) 1 h 25 min (d) 1 h 35 min
  23. 23.A film starts at 4:10 and ends at 4:55. How long is the film? (a) 35 min (b) 1 h 45 min (c) 55 min (d) 45 min
  24. 24.What time will it be 15 minutes after 1:50? (a) 2:05 (b) 1:05 (c) 3:05 (d) 1:55
  25. 25.What time will it be 40 minutes after 1:55? (a) 2:25 (b) 2:35 (c) 3:35 (d) 1:35
  26. 26.A film starts at 4:10 and ends at 6:40. How long is the film? (a) 2 h 30 min (b) 3 h 30 min (c) 1 h 30 min (d) 2 h 40 min
  27. 27.What time will it be 35 minutes after 3:05? (a) 3:40 (b) 3:30 (c) 2:40 (d) 4:40
  28. 28.A film starts at 8:35 and ends at 9:40. How long is the film? (a) 2 h 5 min (b) 1 h 5 min (c) 1 h 15 min (d) 5 min
  29. 29.A film starts at 2:55 and ends at 3:55. How long is the film? (a) 1 h 10 min (b) 1 h (c) 50 min (d) 2 h
  30. 30.What time will it be 45 minutes after 1:45? (a) 1:30 (b) 2:20 (c) 2:30 (d) 3:30
  31. 31.A film starts at 7:25 and ends at 9:15. How long is the film? (a) 2 h 50 min (b) 1 h 50 min (c) 50 min (d) 2 h
  32. 32.A film starts at 4:35 and ends at 4:55. How long is the film? (a) 10 min (b) 1 h 20 min (c) 20 min (d) 30 min
  33. 33.What time was it 40 minutes before 11:45? (a) 11:05 (b) 10:05 (c) 11:15 (d) 12:05
  34. 34.A film starts at 8:25 and ends at 10:35. How long is the film? (a) 2 h 20 min (b) 2 h 10 min (c) 3 h 10 min (d) 1 h 10 min
  35. 35.What time was it 20 minutes before 2:25? (a) 3:05 (b) 1:05 (c) 2:05 (d) 2:15
  36. 36.What time will it be 25 minutes after 4:30? (a) 5:55 (b) 3:55 (c) 4:45 (d) 4:55
  37. 37.What time was it 55 minutes before 2:45? (a) 1:40 (b) 2:50 (c) 2:00 (d) 1:50
  38. 38.What time will it be 40 minutes after 7:00? (a) 6:40 (b) 7:30 (c) 7:40 (d) 8:40
  39. 39.What time was it 45 minutes before 3:45? (a) 4:00 (b) 3:00 (c) 2:00 (d) 3:10
  40. 40.A film starts at 6:45 and ends at 8:00. How long is the film? (a) 1 h 25 min (b) 1 h 15 min (c) 2 h 15 min (d) 15 min

Answer key

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

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