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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 777 · 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 20 minutes before 11:35? (a) 12:15 (b) 11:15 (c) 11:25 (d) 10:15
  2. 2.What time was it 20 minutes before 8:10? (a) 8:50 (b) 8:00 (c) 6:50 (d) 7:50
  3. 3.What time will it be 15 minutes after 1:30? (a) 1:35 (b) 1:55 (c) 1:45 (d) 2:45
  4. 4.What time will it be 35 minutes after 8:40? (a) 10:15 (b) 9:05 (c) 9:15 (d) 8:15
  5. 5.What time will it be 25 minutes after 2:55? (a) 3:20 (b) 4:20 (c) 3:10 (d) 2:20
  6. 6.What time will it be 50 minutes after 7:55? (a) 9:45 (b) 8:35 (c) 8:45 (d) 7:45
  7. 7.What time was it 45 minutes before 9:10? (a) 8:35 (b) 9:25 (c) 7:25 (d) 8:25
  8. 8.What time will it be 35 minutes after 8:25? (a) 8:00 (b) 9:00 (c) 10:00 (d) 8:50
  9. 9.What time will it be 25 minutes after 2:30? (a) 2:55 (b) 3:55 (c) 2:45 (d) 1:55
  10. 10.What time was it 50 minutes before 6:35? (a) 5:45 (b) 6:45 (c) 5:55 (d) 4:45
  11. 11.What time will it be 40 minutes after 4:10? (a) 3:50 (b) 5:50 (c) 4:50 (d) 4:40
  12. 12.What time will it be 45 minutes after 8:05? (a) 8:40 (b) 9:50 (c) 7:50 (d) 8:50
  13. 13.What time will it be 35 minutes after 1:15? (a) 1:40 (b) 2:50 (c) 1:50 (d) 2:00
  14. 14.What time will it be 20 minutes after 2:50? (a) 2:10 (b) 3:10 (c) 4:10 (d) 3:00
  15. 15.What time will it be 15 minutes after 5:55? (a) 5:10 (b) 6:00 (c) 6:10 (d) 7:10
  16. 16.A film starts at 1:00 and ends at 3:30. How long is the film? (a) 2 h 40 min (b) 2 h 30 min (c) 3 h 30 min (d) 1 h 30 min
  17. 17.What time was it 25 minutes before 3:25? (a) 2:00 (b) 3:10 (c) 4:00 (d) 3:00
  18. 18.A film starts at 1:45 and ends at 4:20. How long is the film? (a) 1 h 35 min (b) 2 h 35 min (c) 3 h 35 min (d) 2 h 45 min
  19. 19.What time will it be 50 minutes after 10:40? (a) 11:30 (b) 11:20 (c) 10:30 (d) 12:30
  20. 20.A film starts at 3:05 and ends at 5:15. How long is the film? (a) 2 h 20 min (b) 3 h 10 min (c) 1 h 10 min (d) 2 h 10 min
  21. 21.What time will it be 45 minutes after 2:25? (a) 2:10 (b) 3:00 (c) 3:10 (d) 4:10
  22. 22.What time was it 35 minutes before 3:30? (a) 3:05 (b) 2:55 (c) 1:55 (d) 3:55
  23. 23.A film starts at 5:10 and ends at 7:00. How long is the film? (a) 50 min (b) 2 h (c) 1 h 50 min (d) 2 h 50 min
  24. 24.What time was it 40 minutes before 11:55? (a) 11:25 (b) 11:15 (c) 10:15 (d) 12:15
  25. 25.What time was it 30 minutes before 5:55? (a) 4:25 (b) 5:35 (c) 6:25 (d) 5:25
  26. 26.What time will it be 50 minutes after 3:20? (a) 4:10 (b) 5:10 (c) 4:00 (d) 3:10
  27. 27.What time will it be 30 minutes after 10:30? (a) 10:00 (b) 10:50 (c) 11:00 (d) 12:00
  28. 28.A film starts at 8:15 and ends at 10:30. How long is the film? (a) 3 h 15 min (b) 2 h 15 min (c) 2 h 25 min (d) 1 h 15 min
  29. 29.A film starts at 3:50 and ends at 6:50. How long is the film? (a) 2 h (b) 3 h (c) 4 h (d) 3 h 10 min
  30. 30.A film starts at 2:30 and ends at 3:55. How long is the film? (a) 2 h 25 min (b) 1 h 25 min (c) 25 min (d) 1 h 35 min
  31. 31.What time will it be 50 minutes after 4:05? (a) 4:45 (b) 5:55 (c) 4:55 (d) 3:55
  32. 32.What time was it 50 minutes before 9:25? (a) 8:45 (b) 9:35 (c) 7:35 (d) 8:35
  33. 33.What time will it be 45 minutes after 7:40? (a) 8:15 (b) 9:25 (c) 8:25 (d) 7:25
  34. 34.A film starts at 4:00 and ends at 5:10. How long is the film? (a) 10 min (b) 2 h 10 min (c) 1 h 10 min (d) 1 h 20 min
  35. 35.What time was it 45 minutes before 8:20? (a) 8:35 (b) 6:35 (c) 7:45 (d) 7:35
  36. 36.What time will it be 15 minutes after 3:15? (a) 3:20 (b) 3:30 (c) 4:30 (d) 2:30
  37. 37.A film starts at 1:50 and ends at 4:15. How long is the film? (a) 3 h 25 min (b) 2 h 35 min (c) 1 h 25 min (d) 2 h 25 min
  38. 38.What time will it be 30 minutes after 1:40? (a) 1:10 (b) 2:00 (c) 2:10 (d) 3:10
  39. 39.What time will it be 30 minutes after 5:00? (a) 6:30 (b) 5:20 (c) 5:30 (d) 4:30
  40. 40.What time will it be 30 minutes after 6:00? (a) 7:30 (b) 6:30 (c) 6:20 (d) 5:30

Answer key

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

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