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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 803 · 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 35 minutes after 5:50? (a) 5:25 (b) 6:15 (c) 7:25 (d) 6:25
  2. 2.What time will it be 45 minutes after 10:10? (a) 9:55 (b) 11:55 (c) 10:45 (d) 10:55
  3. 3.A film starts at 8:20 and ends at 9:40. How long is the film? (a) 2 h 20 min (b) 1 h 30 min (c) 1 h 20 min (d) 20 min
  4. 4.A film starts at 5:15 and ends at 7:25. 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
  5. 5.What time will it be 50 minutes after 7:15? (a) 7:05 (b) 7:55 (c) 8:05 (d) 9:05
  6. 6.What time was it 25 minutes before 9:40? (a) 9:25 (b) 9:15 (c) 8:15 (d) 10:15
  7. 7.A film starts at 6:15 and ends at 8:15. How long is the film? (a) 2 h (b) 2 h 10 min (c) 3 h (d) 1 h
  8. 8.What time will it be 55 minutes after 8:05? (a) 10:00 (b) 8:00 (c) 8:50 (d) 9:00
  9. 9.A film starts at 8:25 and ends at 10:45. How long is the film? (a) 3 h 20 min (b) 2 h 20 min (c) 2 h 30 min (d) 1 h 20 min
  10. 10.What time will it be 35 minutes after 10:15? (a) 11:50 (b) 9:50 (c) 10:40 (d) 10:50
  11. 11.What time will it be 15 minutes after 6:40? (a) 6:55 (b) 7:55 (c) 5:55 (d) 6:45
  12. 12.What time will it be 35 minutes after 6:45? (a) 6:20 (b) 8:20 (c) 7:20 (d) 7:10
  13. 13.What time will it be 15 minutes after 3:35? (a) 4:50 (b) 3:40 (c) 3:50 (d) 2:50
  14. 14.What time was it 55 minutes before 5:10? (a) 3:15 (b) 4:15 (c) 4:25 (d) 5:15
  15. 15.What time will it be 35 minutes after 5:10? (a) 5:35 (b) 5:45 (c) 6:45 (d) 4:45
  16. 16.A film starts at 5:55 and ends at 6:50. How long is the film? (a) 55 min (b) 45 min (c) 1 h 55 min (d) 1 h 5 min
  17. 17.What time was it 40 minutes before 7:45? (a) 6:05 (b) 7:15 (c) 7:05 (d) 8:05
  18. 18.What time was it 20 minutes before 11:20? (a) 11:00 (b) 12:00 (c) 10:00 (d) 11:10
  19. 19.What time will it be 25 minutes after 4:45? (a) 5:10 (b) 5:00 (c) 6:10 (d) 4:10
  20. 20.A film starts at 4:55 and ends at 5:25. How long is the film? (a) 1 h 30 min (b) 40 min (c) 20 min (d) 30 min
  21. 21.What time will it be 25 minutes after 7:50? (a) 9:15 (b) 7:15 (c) 8:05 (d) 8:15
  22. 22.What time was it 25 minutes before 11:10? (a) 10:45 (b) 9:45 (c) 11:45 (d) 10:55
  23. 23.A film starts at 1:35 and ends at 4:00. How long is the film? (a) 2 h 35 min (b) 1 h 25 min (c) 3 h 25 min (d) 2 h 25 min
  24. 24.What time was it 25 minutes before 9:05? (a) 7:40 (b) 9:40 (c) 8:50 (d) 8:40
  25. 25.A film starts at 6:45 and ends at 7:50. How long is the film? (a) 5 min (b) 1 h 5 min (c) 1 h 15 min (d) 2 h 5 min
  26. 26.What time will it be 30 minutes after 1:15? (a) 2:45 (b) 1:35 (c) 1:55 (d) 1:45
  27. 27.What time was it 55 minutes before 7:20? (a) 5:25 (b) 7:25 (c) 6:25 (d) 6:35
  28. 28.A film starts at 2:00 and ends at 3:40. How long is the film? (a) 40 min (b) 2 h 40 min (c) 1 h 40 min (d) 1 h 50 min
  29. 29.What time will it be 40 minutes after 8:50? (a) 10:30 (b) 9:20 (c) 9:30 (d) 8:30
  30. 30.What time will it be 45 minutes after 9:05? (a) 8:50 (b) 10:50 (c) 9:40 (d) 9:50
  31. 31.What time was it 20 minutes before 9:00? (a) 8:40 (b) 8:50 (c) 9:40 (d) 7:40
  32. 32.A film starts at 3:35 and ends at 4:45. How long is the film? (a) 2 h 10 min (b) 10 min (c) 1 h 20 min (d) 1 h 10 min
  33. 33.A film starts at 2:30 and ends at 3:00. How long is the film? (a) 1 h 30 min (b) 20 min (c) 40 min (d) 30 min
  34. 34.What time will it be 50 minutes after 3:00? (a) 2:50 (b) 4:50 (c) 3:50 (d) 3:40
  35. 35.What time was it 40 minutes before 11:10? (a) 10:40 (b) 9:30 (c) 10:30 (d) 11:30
  36. 36.What time was it 55 minutes before 3:05? (a) 2:10 (b) 2:20 (c) 1:10 (d) 3:10
  37. 37.What time will it be 30 minutes after 3:00? (a) 3:30 (b) 2:30 (c) 3:20 (d) 4:30
  38. 38.What time will it be 45 minutes after 5:25? (a) 6:10 (b) 7:10 (c) 5:10 (d) 6:00
  39. 39.A film starts at 7:55 and ends at 10:20. How long is the film? (a) 3 h 25 min (b) 2 h 25 min (c) 2 h 35 min (d) 1 h 25 min
  40. 40.A film starts at 6:00 and ends at 8:15. How long is the film? (a) 1 h 15 min (b) 2 h 25 min (c) 3 h 15 min (d) 2 h 15 min

Answer key

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

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