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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 965 · 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 20 minutes after 7:25? (a) 6:45 (b) 7:35 (c) 8:45 (d) 7:45
  2. 2.What time will it be 35 minutes after 3:25? (a) 5:00 (b) 3:00 (c) 3:50 (d) 4:00
  3. 3.What time will it be 50 minutes after 2:50? (a) 2:40 (b) 4:40 (c) 3:40 (d) 3:30
  4. 4.What time was it 35 minutes before 2:10? (a) 1:25 (b) 2:35 (c) 1:45 (d) 1:35
  5. 5.What time will it be 40 minutes after 1:55? (a) 2:35 (b) 2:25 (c) 1:35 (d) 3:35
  6. 6.What time was it 15 minutes before 7:40? (a) 7:25 (b) 6:25 (c) 7:35 (d) 8:25
  7. 7.What time was it 25 minutes before 10:35? (a) 10:10 (b) 11:10 (c) 10:20 (d) 9:10
  8. 8.A film starts at 3:35 and ends at 5:00. How long is the film? (a) 2 h 25 min (b) 1 h 35 min (c) 1 h 25 min (d) 25 min
  9. 9.A film starts at 6:25 and ends at 8:40. How long is the film? (a) 2 h 25 min (b) 1 h 15 min (c) 2 h 15 min (d) 3 h 15 min
  10. 10.A film starts at 3:45 and ends at 4:35. How long is the film? (a) 50 min (b) 1 h 50 min (c) 40 min (d) 1 h
  11. 11.What time will it be 25 minutes after 2:45? (a) 3:10 (b) 2:10 (c) 3:00 (d) 4:10
  12. 12.What time will it be 50 minutes after 1:15? (a) 2:05 (b) 1:55 (c) 3:05 (d) 1:05
  13. 13.What time was it 45 minutes before 9:20? (a) 9:35 (b) 8:45 (c) 8:35 (d) 7:35
  14. 14.What time will it be 50 minutes after 3:15? (a) 3:05 (b) 4:05 (c) 5:05 (d) 3:55
  15. 15.What time was it 45 minutes before 11:55? (a) 12:10 (b) 11:20 (c) 10:10 (d) 11:10
  16. 16.What time will it be 45 minutes after 10:30? (a) 10:15 (b) 11:05 (c) 11:15 (d) 12:15
  17. 17.What time was it 25 minutes before 5:45? (a) 6:20 (b) 4:20 (c) 5:20 (d) 5:30
  18. 18.What time will it be 55 minutes after 2:30? (a) 2:25 (b) 3:15 (c) 4:25 (d) 3:25
  19. 19.What time will it be 40 minutes after 9:20? (a) 9:50 (b) 11:00 (c) 9:00 (d) 10:00
  20. 20.What time will it be 55 minutes after 2:10? (a) 4:05 (b) 2:05 (c) 2:55 (d) 3:05
  21. 21.What time will it be 45 minutes after 10:25? (a) 11:00 (b) 11:10 (c) 10:10 (d) 12:10
  22. 22.What time was it 45 minutes before 6:15? (a) 6:30 (b) 4:30 (c) 5:30 (d) 5:40
  23. 23.What time was it 45 minutes before 4:40? (a) 3:55 (b) 4:05 (c) 4:55 (d) 2:55
  24. 24.What time was it 20 minutes before 7:00? (a) 5:40 (b) 6:40 (c) 6:50 (d) 7:40
  25. 25.What time will it be 25 minutes after 4:20? (a) 4:35 (b) 4:45 (c) 3:45 (d) 5:45
  26. 26.A film starts at 3:20 and ends at 5:45. How long is the film? (a) 2 h 25 min (b) 1 h 25 min (c) 2 h 35 min (d) 3 h 25 min
  27. 27.A film starts at 1:15 and ends at 2:50. How long is the film? (a) 1 h 45 min (b) 35 min (c) 1 h 35 min (d) 2 h 35 min
  28. 28.A film starts at 3:35 and ends at 4:30. How long is the film? (a) 1 h 5 min (b) 45 min (c) 1 h 55 min (d) 55 min
  29. 29.A film starts at 2:40 and ends at 4:55. How long is the film? (a) 1 h 15 min (b) 2 h 25 min (c) 2 h 15 min (d) 3 h 15 min
  30. 30.A film starts at 3:55 and ends at 5:30. How long is the film? (a) 1 h 35 min (b) 1 h 45 min (c) 2 h 35 min (d) 35 min
  31. 31.What time was it 25 minutes before 2:30? (a) 1:05 (b) 3:05 (c) 2:05 (d) 2:15
  32. 32.What time will it be 55 minutes after 2:55? (a) 4:50 (b) 2:50 (c) 3:40 (d) 3:50
  33. 33.What time will it be 15 minutes after 10:40? (a) 9:55 (b) 10:45 (c) 10:55 (d) 11:55
  34. 34.What time was it 55 minutes before 10:20? (a) 10:25 (b) 9:25 (c) 8:25 (d) 9:35
  35. 35.What time was it 35 minutes before 11:55? (a) 11:30 (b) 10:20 (c) 12:20 (d) 11:20
  36. 36.What time was it 50 minutes before 6:05? (a) 5:25 (b) 4:15 (c) 6:15 (d) 5:15
  37. 37.A film starts at 2:35 and ends at 3:30. How long is the film? (a) 45 min (b) 55 min (c) 1 h 55 min (d) 1 h 5 min
  38. 38.A film starts at 5:20 and ends at 7:40. 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
  39. 39.What time was it 15 minutes before 4:25? (a) 4:10 (b) 5:10 (c) 4:20 (d) 3:10
  40. 40.What time was it 40 minutes before 6:50? (a) 7:10 (b) 6:20 (c) 6:10 (d) 5:10

Answer key

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

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