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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 838 · 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 8:50? (a) 9:15 (b) 9:05 (c) 8:15 (d) 10:15
  2. 2.What time was it 55 minutes before 4:05? (a) 4:10 (b) 2:10 (c) 3:10 (d) 3:20
  3. 3.What time will it be 20 minutes after 10:45? (a) 12:05 (b) 11:05 (c) 10:05 (d) 10:55
  4. 4.A film starts at 7:20 and ends at 9:40. How long is the film? (a) 2 h 20 min (b) 1 h 20 min (c) 2 h 30 min (d) 3 h 20 min
  5. 5.A film starts at 2:30 and ends at 4:10. How long is the film? (a) 40 min (b) 1 h 40 min (c) 2 h 40 min (d) 1 h 50 min
  6. 6.What time will it be 25 minutes after 3:25? (a) 2:50 (b) 4:50 (c) 3:40 (d) 3:50
  7. 7.What time was it 25 minutes before 3:40? (a) 3:15 (b) 2:15 (c) 4:15 (d) 3:25
  8. 8.What time was it 40 minutes before 3:30? (a) 2:50 (b) 1:50 (c) 3:50 (d) 3:00
  9. 9.What time was it 50 minutes before 2:55? (a) 2:05 (b) 1:05 (c) 3:05 (d) 2:15
  10. 10.What time will it be 55 minutes after 3:55? (a) 3:50 (b) 4:40 (c) 4:50 (d) 5:50
  11. 11.What time was it 30 minutes before 4:40? (a) 4:10 (b) 5:10 (c) 3:10 (d) 4:20
  12. 12.What time will it be 30 minutes after 8:40? (a) 10:10 (b) 9:00 (c) 8:10 (d) 9:10
  13. 13.What time will it be 40 minutes after 2:20? (a) 2:50 (b) 3:00 (c) 2:00 (d) 4:00
  14. 14.What time was it 35 minutes before 10:05? (a) 10:30 (b) 8:30 (c) 9:40 (d) 9:30
  15. 15.What time was it 50 minutes before 10:20? (a) 8:30 (b) 10:30 (c) 9:40 (d) 9:30
  16. 16.What time was it 45 minutes before 11:00? (a) 9:15 (b) 10:15 (c) 11:15 (d) 10:25
  17. 17.A film starts at 8:55 and ends at 10:00. How long is the film? (a) 1 h 15 min (b) 5 min (c) 2 h 5 min (d) 1 h 5 min
  18. 18.What time was it 55 minutes before 11:30? (a) 9:35 (b) 11:35 (c) 10:35 (d) 10:45
  19. 19.What time will it be 25 minutes after 6:15? (a) 6:40 (b) 6:30 (c) 5:40 (d) 7:40
  20. 20.What time was it 40 minutes before 4:15? (a) 3:35 (b) 4:35 (c) 3:45 (d) 2:35
  21. 21.A film starts at 6:30 and ends at 8:15. How long is the film? (a) 2 h 45 min (b) 1 h 45 min (c) 1 h 55 min (d) 45 min
  22. 22.What time will it be 25 minutes after 7:00? (a) 8:25 (b) 6:25 (c) 7:25 (d) 7:15
  23. 23.A film starts at 5:50 and ends at 7:40. How long is the film? (a) 2 h 50 min (b) 50 min (c) 2 h (d) 1 h 50 min
  24. 24.A film starts at 2:10 and ends at 3:20. How long is the film? (a) 1 h 20 min (b) 10 min (c) 1 h 10 min (d) 2 h 10 min
  25. 25.A film starts at 3:05 and ends at 3:55. How long is the film? (a) 1 h (b) 1 h 50 min (c) 50 min (d) 40 min
  26. 26.What time was it 25 minutes before 4:30? (a) 4:15 (b) 3:05 (c) 5:05 (d) 4:05
  27. 27.What time was it 40 minutes before 8:55? (a) 9:15 (b) 8:15 (c) 8:25 (d) 7:15
  28. 28.A film starts at 6:35 and ends at 7:50. How long is the film? (a) 1 h 25 min (b) 2 h 15 min (c) 15 min (d) 1 h 15 min
  29. 29.What time was it 40 minutes before 7:05? (a) 7:25 (b) 6:35 (c) 6:25 (d) 5:25
  30. 30.A film starts at 8:10 and ends at 10:55. How long is the film? (a) 1 h 45 min (b) 2 h 55 min (c) 3 h 45 min (d) 2 h 45 min
  31. 31.What time was it 45 minutes before 5:00? (a) 4:15 (b) 4:25 (c) 3:15 (d) 5:15
  32. 32.What time will it be 40 minutes after 10:50? (a) 11:20 (b) 10:30 (c) 11:30 (d) 12:30
  33. 33.A film starts at 2:45 and ends at 5:30. How long is the film? (a) 2 h 55 min (b) 1 h 45 min (c) 2 h 45 min (d) 3 h 45 min
  34. 34.A film starts at 2:10 and ends at 3:25. How long is the film? (a) 15 min (b) 1 h 25 min (c) 2 h 15 min (d) 1 h 15 min
  35. 35.A film starts at 7:30 and ends at 9:15. How long is the film? (a) 1 h 45 min (b) 2 h 45 min (c) 45 min (d) 1 h 55 min
  36. 36.A film starts at 8:10 and ends at 8:55. How long is the film? (a) 1 h 45 min (b) 45 min (c) 55 min (d) 35 min
  37. 37.What time will it be 50 minutes after 2:10? (a) 3:00 (b) 2:50 (c) 4:00 (d) 2:00
  38. 38.What time was it 25 minutes before 3:15? (a) 3:50 (b) 3:00 (c) 1:50 (d) 2:50
  39. 39.What time will it be 30 minutes after 10:50? (a) 11:20 (b) 12:20 (c) 11:10 (d) 10:20
  40. 40.What time was it 50 minutes before 4:00? (a) 3:10 (b) 3:20 (c) 2:10 (d) 4:10

Answer key

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

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