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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 662 · 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 6:20 and ends at 7:15. How long is the film? (a) 1 h 5 min (b) 45 min (c) 55 min (d) 1 h 55 min
  2. 2.What time was it 40 minutes before 9:55? (a) 8:15 (b) 9:25 (c) 9:15 (d) 10:15
  3. 3.A film starts at 1:35 and ends at 4:30. How long is the film? (a) 2 h 55 min (b) 1 h 55 min (c) 3 h 5 min (d) 3 h 55 min
  4. 4.What time will it be 45 minutes after 5:45? (a) 5:30 (b) 7:30 (c) 6:20 (d) 6:30
  5. 5.A film starts at 8:45 and ends at 10:10. How long is the film? (a) 1 h 25 min (b) 2 h 25 min (c) 25 min (d) 1 h 35 min
  6. 6.What time will it be 25 minutes after 6:30? (a) 6:55 (b) 5:55 (c) 6:45 (d) 7:55
  7. 7.What time will it be 30 minutes after 7:30? (a) 9:00 (b) 7:50 (c) 8:00 (d) 7:00
  8. 8.What time will it be 45 minutes after 6:35? (a) 6:20 (b) 7:10 (c) 8:20 (d) 7:20
  9. 9.What time will it be 20 minutes after 6:25? (a) 6:35 (b) 5:45 (c) 7:45 (d) 6:45
  10. 10.What time will it be 40 minutes after 10:05? (a) 9:45 (b) 10:45 (c) 11:45 (d) 10:35
  11. 11.What time will it be 45 minutes after 7:10? (a) 7:45 (b) 7:55 (c) 6:55 (d) 8:55
  12. 12.A film starts at 3:15 and ends at 4:50. How long is the film? (a) 35 min (b) 1 h 35 min (c) 2 h 35 min (d) 1 h 45 min
  13. 13.What time was it 40 minutes before 2:10? (a) 2:30 (b) 1:20 (c) 1:40 (d) 1:30
  14. 14.What time was it 20 minutes before 3:50? (a) 4:30 (b) 2:30 (c) 3:40 (d) 3:30
  15. 15.A film starts at 1:00 and ends at 1:25. How long is the film? (a) 25 min (b) 1 h 25 min (c) 15 min (d) 35 min
  16. 16.What time will it be 30 minutes after 4:45? (a) 5:05 (b) 6:15 (c) 4:15 (d) 5:15
  17. 17.What time was it 20 minutes before 4:50? (a) 5:30 (b) 4:40 (c) 3:30 (d) 4:30
  18. 18.What time was it 30 minutes before 4:10? (a) 3:50 (b) 4:40 (c) 3:40 (d) 2:40
  19. 19.A film starts at 8:50 and ends at 10:45. How long is the film? (a) 2 h 5 min (b) 1 h 55 min (c) 55 min (d) 2 h 55 min
  20. 20.What time will it be 50 minutes after 1:00? (a) 1:40 (b) 1:50 (c) 2:50 (d) 2:00
  21. 21.What time was it 35 minutes before 11:40? (a) 11:15 (b) 10:05 (c) 11:05 (d) 12:05
  22. 22.A film starts at 6:40 and ends at 7:50. How long is the film? (a) 2 h 10 min (b) 1 h 20 min (c) 10 min (d) 1 h 10 min
  23. 23.What time will it be 25 minutes after 1:45? (a) 2:00 (b) 3:10 (c) 2:10 (d) 1:10
  24. 24.What time was it 20 minutes before 6:00? (a) 5:50 (b) 4:40 (c) 6:40 (d) 5:40
  25. 25.What time will it be 35 minutes after 1:35? (a) 1:10 (b) 2:00 (c) 2:10 (d) 3:10
  26. 26.What time was it 45 minutes before 6:05? (a) 4:20 (b) 6:20 (c) 5:20 (d) 5:30
  27. 27.What time will it be 35 minutes after 10:40? (a) 11:15 (b) 11:05 (c) 10:15 (d) 12:15
  28. 28.A film starts at 1:15 and ends at 4:10. How long is the film? (a) 1 h 55 min (b) 3 h 55 min (c) 3 h 5 min (d) 2 h 55 min
  29. 29.What time will it be 50 minutes after 7:00? (a) 6:50 (b) 7:50 (c) 7:40 (d) 8:50
  30. 30.What time was it 35 minutes before 5:00? (a) 3:25 (b) 5:25 (c) 4:25 (d) 4:35
  31. 31.What time will it be 15 minutes after 2:25? (a) 1:40 (b) 2:30 (c) 3:40 (d) 2:40
  32. 32.What time will it be 20 minutes after 8:00? (a) 7:20 (b) 8:10 (c) 8:20 (d) 9:20
  33. 33.What time will it be 45 minutes after 9:40? (a) 10:25 (b) 11:25 (c) 9:25 (d) 10:15
  34. 34.What time was it 45 minutes before 5:05? (a) 4:30 (b) 3:20 (c) 5:20 (d) 4:20
  35. 35.What time was it 25 minutes before 4:00? (a) 3:45 (b) 4:35 (c) 2:35 (d) 3:35
  36. 36.A film starts at 8:35 and ends at 10:35. How long is the film? (a) 3 h (b) 1 h (c) 2 h 10 min (d) 2 h
  37. 37.What time was it 20 minutes before 8:10? (a) 8:50 (b) 6:50 (c) 7:50 (d) 8:00
  38. 38.What time was it 30 minutes before 5:20? (a) 5:00 (b) 4:50 (c) 5:50 (d) 3:50
  39. 39.What time will it be 40 minutes after 2:05? (a) 3:45 (b) 1:45 (c) 2:35 (d) 2:45
  40. 40.A film starts at 8:10 and ends at 11:05. How long is the film? (a) 1 h 55 min (b) 3 h 55 min (c) 3 h 5 min (d) 2 h 55 min

Answer key

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

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