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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 309 · 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 8:10 and ends at 11:05. How long is the film? (a) 2 h 55 min (b) 3 h 55 min (c) 3 h 5 min (d) 1 h 55 min
  2. 2.What time will it be 55 minutes after 2:35? (a) 2:30 (b) 3:20 (c) 3:30 (d) 4:30
  3. 3.A film starts at 7:55 and ends at 10:15. How long is the film? (a) 2 h 30 min (b) 2 h 20 min (c) 3 h 20 min (d) 1 h 20 min
  4. 4.What time was it 50 minutes before 5:20? (a) 5:30 (b) 4:40 (c) 4:30 (d) 3:30
  5. 5.A film starts at 3:35 and ends at 6:35. How long is the film? (a) 3 h 10 min (b) 3 h (c) 2 h (d) 4 h
  6. 6.What time was it 30 minutes before 4:20? (a) 3:50 (b) 2:50 (c) 4:00 (d) 4:50
  7. 7.What time will it be 55 minutes after 9:15? (a) 10:00 (b) 9:10 (c) 11:10 (d) 10:10
  8. 8.What time was it 35 minutes before 3:10? (a) 3:35 (b) 2:35 (c) 1:35 (d) 2:45
  9. 9.What time was it 55 minutes before 3:55? (a) 3:00 (b) 2:00 (c) 4:00 (d) 3:10
  10. 10.A film starts at 6:00 and ends at 8:35. 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
  11. 11.What time will it be 20 minutes after 8:30? (a) 7:50 (b) 9:50 (c) 8:40 (d) 8:50
  12. 12.What time was it 15 minutes before 11:10? (a) 10:55 (b) 11:55 (c) 9:55 (d) 11:05
  13. 13.A film starts at 3:00 and ends at 4:25. How long is the film? (a) 2 h 25 min (b) 1 h 35 min (c) 25 min (d) 1 h 25 min
  14. 14.A film starts at 2:10 and ends at 4:50. How long is the film? (a) 3 h 40 min (b) 2 h 40 min (c) 2 h 50 min (d) 1 h 40 min
  15. 15.A film starts at 3:10 and ends at 3:30. How long is the film? (a) 1 h 20 min (b) 10 min (c) 20 min (d) 30 min
  16. 16.A film starts at 4:55 and ends at 7:05. How long is the film? (a) 2 h 20 min (b) 3 h 10 min (c) 2 h 10 min (d) 1 h 10 min
  17. 17.A film starts at 5:35 and ends at 6:05. How long is the film? (a) 40 min (b) 20 min (c) 1 h 30 min (d) 30 min
  18. 18.What time was it 25 minutes before 4:05? (a) 4:40 (b) 3:40 (c) 2:40 (d) 3:50
  19. 19.What time was it 40 minutes before 2:50? (a) 2:10 (b) 1:10 (c) 2:20 (d) 3:10
  20. 20.What time was it 35 minutes before 3:35? (a) 4:00 (b) 3:00 (c) 2:00 (d) 3:10
  21. 21.What time was it 50 minutes before 4:40? (a) 2:50 (b) 4:50 (c) 4:00 (d) 3:50
  22. 22.What time was it 50 minutes before 7:00? (a) 6:10 (b) 6:20 (c) 7:10 (d) 5:10
  23. 23.A film starts at 5:25 and ends at 6:35. How long is the film? (a) 10 min (b) 1 h 20 min (c) 2 h 10 min (d) 1 h 10 min
  24. 24.A film starts at 2:35 and ends at 5:30. How long is the film? (a) 3 h 55 min (b) 3 h 5 min (c) 2 h 55 min (d) 1 h 55 min
  25. 25.What time will it be 25 minutes after 3:30? (a) 3:45 (b) 4:55 (c) 2:55 (d) 3:55
  26. 26.What time was it 45 minutes before 3:20? (a) 3:35 (b) 2:45 (c) 2:35 (d) 1:35
  27. 27.What time will it be 15 minutes after 1:20? (a) 1:25 (b) 2:35 (c) 1:45 (d) 1:35
  28. 28.What time was it 30 minutes before 4:40? (a) 5:10 (b) 3:10 (c) 4:20 (d) 4:10
  29. 29.What time was it 55 minutes before 7:35? (a) 6:50 (b) 6:40 (c) 5:40 (d) 7:40
  30. 30.What time was it 20 minutes before 9:20? (a) 8:00 (b) 10:00 (c) 9:10 (d) 9:00
  31. 31.What time was it 50 minutes before 7:30? (a) 5:40 (b) 6:40 (c) 6:50 (d) 7:40
  32. 32.What time will it be 25 minutes after 1:05? (a) 1:20 (b) 1:30 (c) 1:40 (d) 2:30
  33. 33.A film starts at 5:15 and ends at 6:20. How long is the film? (a) 1 h 15 min (b) 1 h 5 min (c) 2 h 5 min (d) 5 min
  34. 34.What time will it be 50 minutes after 7:05? (a) 8:55 (b) 7:55 (c) 6:55 (d) 7:45
  35. 35.A film starts at 5:05 and ends at 5:55. How long is the film? (a) 50 min (b) 1 h (c) 40 min (d) 1 h 50 min
  36. 36.What time was it 30 minutes before 3:55? (a) 4:25 (b) 2:25 (c) 3:35 (d) 3:25
  37. 37.What time was it 25 minutes before 3:40? (a) 4:15 (b) 3:15 (c) 2:15 (d) 3:25
  38. 38.A film starts at 3:50 and ends at 5:45. How long is the film? (a) 2 h 5 min (b) 2 h 55 min (c) 1 h 55 min (d) 55 min
  39. 39.What time was it 15 minutes before 10:45? (a) 10:40 (b) 11:30 (c) 9:30 (d) 10:30
  40. 40.A film starts at 3:50 and ends at 5:50. How long is the film? (a) 2 h (b) 2 h 10 min (c) 1 h (d) 3 h

Answer key

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

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