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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 274 · 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.What time was it 15 minutes before 2:40? (a) 3:25 (b) 2:35 (c) 1:25 (d) 2:25
  2. 2.A film starts at 3:05 and ends at 5:40. How long is the film? (a) 2 h 45 min (b) 2 h 35 min (c) 3 h 35 min (d) 1 h 35 min
  3. 3.What time was it 20 minutes before 6:35? (a) 6:25 (b) 7:15 (c) 5:15 (d) 6:15
  4. 4.What time will it be 15 minutes after 3:20? (a) 4:35 (b) 3:35 (c) 2:35 (d) 3:25
  5. 5.A film starts at 1:00 and ends at 2:05. How long is the film? (a) 1 h 5 min (b) 2 h 5 min (c) 5 min (d) 1 h 15 min
  6. 6.A film starts at 8:15 and ends at 10:10. How long is the film? (a) 2 h 55 min (b) 1 h 55 min (c) 55 min (d) 2 h 5 min
  7. 7.A film starts at 2:05 and ends at 3:20. How long is the film? (a) 2 h 15 min (b) 15 min (c) 1 h 25 min (d) 1 h 15 min
  8. 8.What time will it be 15 minutes after 3:35? (a) 3:50 (b) 2:50 (c) 3:40 (d) 4:50
  9. 9.What time will it be 50 minutes after 8:50? (a) 8:40 (b) 10:40 (c) 9:30 (d) 9:40
  10. 10.What time was it 55 minutes before 4:40? (a) 3:55 (b) 2:45 (c) 3:45 (d) 4:45
  11. 11.What time will it be 30 minutes after 2:50? (a) 3:10 (b) 4:20 (c) 3:20 (d) 2:20
  12. 12.What time will it be 15 minutes after 4:40? (a) 4:55 (b) 3:55 (c) 5:55 (d) 4:45
  13. 13.A film starts at 2:05 and ends at 4:50. How long is the film? (a) 2 h 55 min (b) 2 h 45 min (c) 1 h 45 min (d) 3 h 45 min
  14. 14.What time will it be 55 minutes after 6:35? (a) 7:30 (b) 7:20 (c) 6:30 (d) 8:30
  15. 15.What time will it be 35 minutes after 6:55? (a) 7:30 (b) 7:20 (c) 6:30 (d) 8:30
  16. 16.What time was it 50 minutes before 4:25? (a) 4:35 (b) 3:35 (c) 3:45 (d) 2:35
  17. 17.A film starts at 5:05 and ends at 7:50. How long is the film? (a) 1 h 45 min (b) 2 h 55 min (c) 3 h 45 min (d) 2 h 45 min
  18. 18.A film starts at 5:35 and ends at 6:45. How long is the film? (a) 10 min (b) 1 h 10 min (c) 1 h 20 min (d) 2 h 10 min
  19. 19.What time will it be 45 minutes after 10:35? (a) 10:20 (b) 11:10 (c) 11:20 (d) 12:20
  20. 20.What time was it 40 minutes before 7:25? (a) 7:45 (b) 6:55 (c) 5:45 (d) 6:45
  21. 21.A film starts at 2:15 and ends at 3:20. How long is the film? (a) 2 h 5 min (b) 5 min (c) 1 h 5 min (d) 1 h 15 min
  22. 22.What time was it 35 minutes before 4:25? (a) 3:50 (b) 2:50 (c) 4:00 (d) 4:50
  23. 23.A film starts at 8:00 and ends at 9:00. How long is the film? (a) 50 min (b) 1 h 10 min (c) 2 h (d) 1 h
  24. 24.A film starts at 3:05 and ends at 4:05. How long is the film? (a) 2 h (b) 1 h 10 min (c) 50 min (d) 1 h
  25. 25.What time will it be 50 minutes after 10:10? (a) 12:00 (b) 11:00 (c) 10:50 (d) 10:00
  26. 26.What time will it be 20 minutes after 7:25? (a) 7:35 (b) 8:45 (c) 6:45 (d) 7:45
  27. 27.What time was it 55 minutes before 2:10? (a) 1:05 (b) 1:25 (c) 1:15 (d) 2:15
  28. 28.A film starts at 5:40 and ends at 6:45. How long is the film? (a) 2 h 5 min (b) 1 h 15 min (c) 1 h 5 min (d) 5 min
  29. 29.A film starts at 5:10 and ends at 6:30. How long is the film? (a) 1 h 20 min (b) 2 h 20 min (c) 20 min (d) 1 h 30 min
  30. 30.What time was it 50 minutes before 10:10? (a) 10:20 (b) 9:30 (c) 9:20 (d) 8:20
  31. 31.What time was it 45 minutes before 7:30? (a) 7:45 (b) 6:45 (c) 5:45 (d) 6:55
  32. 32.What time will it be 50 minutes after 10:20? (a) 12:10 (b) 10:10 (c) 11:00 (d) 11:10
  33. 33.What time was it 55 minutes before 8:35? (a) 7:50 (b) 6:40 (c) 7:40 (d) 8:40
  34. 34.A film starts at 5:55 and ends at 8:20. 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
  35. 35.A film starts at 7:30 and ends at 8:35. How long is the film? (a) 5 min (b) 1 h 15 min (c) 1 h 5 min (d) 2 h 5 min
  36. 36.What time will it be 25 minutes after 7:45? (a) 8:00 (b) 7:10 (c) 8:10 (d) 9:10
  37. 37.What time was it 50 minutes before 4:35? (a) 3:55 (b) 4:45 (c) 3:45 (d) 2:45
  38. 38.A film starts at 8:55 and ends at 9:35. How long is the film? (a) 30 min (b) 50 min (c) 1 h 40 min (d) 40 min
  39. 39.What time will it be 30 minutes after 4:20? (a) 4:40 (b) 5:50 (c) 4:50 (d) 3:50
  40. 40.A film starts at 2:05 and ends at 4:25. How long is the film? (a) 3 h 20 min (b) 2 h 20 min (c) 1 h 20 min (d) 2 h 30 min

Answer key

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

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