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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 731 · 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 will it be 25 minutes after 10:20? (a) 11:45 (b) 9:45 (c) 10:45 (d) 10:35
  2. 2.What time will it be 15 minutes after 3:10? (a) 4:25 (b) 2:25 (c) 3:15 (d) 3:25
  3. 3.What time will it be 20 minutes after 9:50? (a) 10:10 (b) 11:10 (c) 10:00 (d) 9:10
  4. 4.A film starts at 3:30 and ends at 6:25. How long is the film? (a) 3 h 5 min (b) 1 h 55 min (c) 3 h 55 min (d) 2 h 55 min
  5. 5.What time was it 35 minutes before 5:15? (a) 3:40 (b) 5:40 (c) 4:50 (d) 4:40
  6. 6.What time will it be 45 minutes after 6:05? (a) 5:50 (b) 6:50 (c) 7:50 (d) 6:40
  7. 7.A film starts at 6:20 and ends at 6:55. How long is the film? (a) 45 min (b) 35 min (c) 25 min (d) 1 h 35 min
  8. 8.What time will it be 15 minutes after 7:10? (a) 6:25 (b) 7:15 (c) 8:25 (d) 7:25
  9. 9.What time was it 55 minutes before 10:35? (a) 9:50 (b) 8:40 (c) 10:40 (d) 9:40
  10. 10.What time will it be 45 minutes after 5:05? (a) 4:50 (b) 5:50 (c) 6:50 (d) 5:40
  11. 11.What time will it be 45 minutes after 1:55? (a) 2:30 (b) 2:40 (c) 1:40 (d) 3:40
  12. 12.A film starts at 1:45 and ends at 2:55. How long is the film? (a) 10 min (b) 1 h 20 min (c) 2 h 10 min (d) 1 h 10 min
  13. 13.A film starts at 8:35 and ends at 9:00. How long is the film? (a) 35 min (b) 15 min (c) 1 h 25 min (d) 25 min
  14. 14.What time will it be 25 minutes after 8:30? (a) 9:55 (b) 8:55 (c) 8:45 (d) 7:55
  15. 15.A film starts at 2:40 and ends at 4:50. How long is the film? (a) 3 h 10 min (b) 1 h 10 min (c) 2 h 20 min (d) 2 h 10 min
  16. 16.A film starts at 3:25 and ends at 5:35. How long is the film? (a) 2 h 10 min (b) 1 h 10 min (c) 3 h 10 min (d) 2 h 20 min
  17. 17.What time will it be 40 minutes after 1:10? (a) 2:00 (b) 1:50 (c) 2:50 (d) 1:40
  18. 18.What time will it be 30 minutes after 4:10? (a) 4:30 (b) 5:40 (c) 3:40 (d) 4:40
  19. 19.What time will it be 55 minutes after 2:25? (a) 3:20 (b) 4:20 (c) 3:10 (d) 2:20
  20. 20.What time will it be 50 minutes after 6:35? (a) 8:25 (b) 6:25 (c) 7:15 (d) 7:25
  21. 21.What time will it be 30 minutes after 7:15? (a) 8:45 (b) 7:35 (c) 7:45 (d) 6:45
  22. 22.What time was it 50 minutes before 11:55? (a) 12:05 (b) 10:05 (c) 11:05 (d) 11:15
  23. 23.A film starts at 2:35 and ends at 3:25. How long is the film? (a) 1 h 50 min (b) 40 min (c) 50 min (d) 1 h
  24. 24.What time will it be 40 minutes after 2:25? (a) 2:55 (b) 2:05 (c) 4:05 (d) 3:05
  25. 25.What time will it be 25 minutes after 4:30? (a) 5:55 (b) 3:55 (c) 4:45 (d) 4:55
  26. 26.A film starts at 3:20 and ends at 4:15. How long is the film? (a) 1 h 5 min (b) 55 min (c) 45 min (d) 1 h 55 min
  27. 27.What time was it 35 minutes before 2:10? (a) 2:35 (b) 1:35 (c) 1:25 (d) 1:45
  28. 28.What time will it be 20 minutes after 6:55? (a) 7:05 (b) 8:15 (c) 6:15 (d) 7:15
  29. 29.A film starts at 1:40 and ends at 2:15. How long is the film? (a) 25 min (b) 1 h 35 min (c) 45 min (d) 35 min
  30. 30.What time was it 35 minutes before 7:45? (a) 7:20 (b) 7:10 (c) 6:10 (d) 8:10
  31. 31.What time will it be 15 minutes after 5:25? (a) 5:40 (b) 6:40 (c) 4:40 (d) 5:30
  32. 32.What time will it be 45 minutes after 1:00? (a) 2:45 (b) 1:35 (c) 1:55 (d) 1:45
  33. 33.A film starts at 5:55 and ends at 7:20. How long is the film? (a) 1 h 25 min (b) 25 min (c) 1 h 35 min (d) 2 h 25 min
  34. 34.What time will it be 45 minutes after 8:15? (a) 8:50 (b) 8:00 (c) 10:00 (d) 9:00
  35. 35.What time will it be 50 minutes after 10:30? (a) 11:10 (b) 12:20 (c) 11:20 (d) 10:20
  36. 36.What time will it be 15 minutes after 7:00? (a) 8:15 (b) 7:15 (c) 6:15 (d) 7:05
  37. 37.A film starts at 1:10 and ends at 2:30. How long is the film? (a) 1 h 30 min (b) 20 min (c) 2 h 20 min (d) 1 h 20 min
  38. 38.What time was it 55 minutes before 10:55? (a) 10:10 (b) 11:00 (c) 10:00 (d) 9:00
  39. 39.A film starts at 5:30 and ends at 7:10. How long is the film? (a) 1 h 40 min (b) 2 h 40 min (c) 1 h 50 min (d) 40 min
  40. 40.What time will it be 35 minutes after 8:55? (a) 10:30 (b) 9:30 (c) 9:20 (d) 8:30

Answer key

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

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