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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 115 · 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 40 minutes before 4:10? (a) 3:30 (b) 2:30 (c) 3:40 (d) 4:30
  2. 2.What time will it be 25 minutes after 10:20? (a) 10:35 (b) 11:45 (c) 10:45 (d) 9:45
  3. 3.A film starts at 1:30 and ends at 2:55. How long is the film? (a) 2 h 25 min (b) 25 min (c) 1 h 25 min (d) 1 h 35 min
  4. 4.What time was it 55 minutes before 4:40? (a) 2:45 (b) 3:45 (c) 4:45 (d) 3:55
  5. 5.A film starts at 2:05 and ends at 3:35. How long is the film? (a) 30 min (b) 2 h 30 min (c) 1 h 40 min (d) 1 h 30 min
  6. 6.A film starts at 5:50 and ends at 8:35. How long is the film? (a) 3 h 45 min (b) 1 h 45 min (c) 2 h 55 min (d) 2 h 45 min
  7. 7.What time will it be 15 minutes after 5:15? (a) 6:30 (b) 4:30 (c) 5:30 (d) 5:20
  8. 8.What time was it 50 minutes before 2:00? (a) 1:10 (b) 1:00 (c) 1:20 (d) 2:10
  9. 9.A film starts at 6:50 and ends at 7:45. How long is the film? (a) 55 min (b) 45 min (c) 1 h 5 min (d) 1 h 55 min
  10. 10.What time will it be 25 minutes after 2:00? (a) 2:15 (b) 2:25 (c) 3:25 (d) 1:25
  11. 11.What time was it 25 minutes before 2:30? (a) 3:05 (b) 2:05 (c) 2:15 (d) 1:05
  12. 12.A film starts at 7:30 and ends at 8:20. How long is the film? (a) 40 min (b) 1 h (c) 1 h 50 min (d) 50 min
  13. 13.What time will it be 30 minutes after 3:00? (a) 4:30 (b) 3:30 (c) 3:20 (d) 2:30
  14. 14.What time will it be 50 minutes after 10:20? (a) 10:10 (b) 12:10 (c) 11:10 (d) 11:00
  15. 15.A film starts at 3:10 and ends at 5:50. 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
  16. 16.What time will it be 20 minutes after 5:30? (a) 4:50 (b) 6:50 (c) 5:40 (d) 5:50
  17. 17.What time will it be 30 minutes after 1:30? (a) 1:50 (b) 1:00 (c) 3:00 (d) 2:00
  18. 18.What time was it 35 minutes before 10:05? (a) 8:30 (b) 9:40 (c) 9:30 (d) 10:30
  19. 19.A film starts at 2:10 and ends at 3:20. How long is the film? (a) 10 min (b) 1 h 20 min (c) 1 h 10 min (d) 2 h 10 min
  20. 20.A film starts at 6:45 and ends at 9:30. How long is the film? (a) 2 h 45 min (b) 2 h 55 min (c) 1 h 45 min (d) 3 h 45 min
  21. 21.What time will it be 55 minutes after 8:30? (a) 8:25 (b) 9:15 (c) 10:25 (d) 9:25
  22. 22.What time will it be 30 minutes after 3:55? (a) 3:25 (b) 4:15 (c) 5:25 (d) 4:25
  23. 23.What time was it 25 minutes before 7:10? (a) 6:45 (b) 6:55 (c) 7:45 (d) 5:45
  24. 24.What time was it 50 minutes before 11:10? (a) 9:20 (b) 10:20 (c) 11:20 (d) 10:30
  25. 25.A film starts at 7:45 and ends at 8:05. How long is the film? (a) 1 h 20 min (b) 30 min (c) 10 min (d) 20 min
  26. 26.What time was it 20 minutes before 3:20? (a) 3:10 (b) 3:00 (c) 4:00 (d) 2:00
  27. 27.What time will it be 15 minutes after 10:30? (a) 11:45 (b) 10:35 (c) 10:45 (d) 9:45
  28. 28.What time was it 50 minutes before 8:25? (a) 7:35 (b) 6:35 (c) 7:45 (d) 8:35
  29. 29.What time was it 45 minutes before 3:45? (a) 2:00 (b) 4:00 (c) 3:10 (d) 3:00
  30. 30.What time will it be 15 minutes after 6:35? (a) 7:50 (b) 6:40 (c) 5:50 (d) 6:50
  31. 31.What time will it be 50 minutes after 5:30? (a) 7:20 (b) 6:10 (c) 6:20 (d) 5:20
  32. 32.What time was it 15 minutes before 2:30? (a) 2:25 (b) 2:15 (c) 1:15 (d) 3:15
  33. 33.A film starts at 4:20 and ends at 5:00. How long is the film? (a) 1 h 40 min (b) 50 min (c) 30 min (d) 40 min
  34. 34.What time was it 15 minutes before 11:00? (a) 11:45 (b) 10:55 (c) 10:45 (d) 9:45
  35. 35.What time was it 25 minutes before 9:05? (a) 7:40 (b) 9:40 (c) 8:50 (d) 8:40
  36. 36.What time was it 40 minutes before 3:20? (a) 1:40 (b) 2:50 (c) 3:40 (d) 2:40
  37. 37.A film starts at 4:25 and ends at 5:25. How long is the film? (a) 2 h (b) 1 h 10 min (c) 1 h (d) 50 min
  38. 38.A film starts at 6:45 and ends at 7:10. How long is the film? (a) 1 h 25 min (b) 35 min (c) 15 min (d) 25 min
  39. 39.A film starts at 1:25 and ends at 4:15. How long is the film? (a) 2 h 50 min (b) 1 h 50 min (c) 3 h 50 min (d) 3 h
  40. 40.What time will it be 30 minutes after 1:15? (a) 1:55 (b) 2:45 (c) 1:35 (d) 1:45

Answer key

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

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