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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 998 · 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.A film starts at 2:35 and ends at 3:00. How long is the film? (a) 25 min (b) 1 h 25 min (c) 15 min (d) 35 min
  2. 2.A film starts at 7:35 and ends at 9:05. How long is the film? (a) 1 h 30 min (b) 2 h 30 min (c) 1 h 40 min (d) 30 min
  3. 3.A film starts at 2:05 and ends at 3:35. How long is the film? (a) 2 h 30 min (b) 1 h 30 min (c) 1 h 40 min (d) 30 min
  4. 4.What time will it be 30 minutes after 6:45? (a) 7:05 (b) 8:15 (c) 7:15 (d) 6:15
  5. 5.What time was it 35 minutes before 11:35? (a) 10:00 (b) 11:00 (c) 12:00 (d) 11:10
  6. 6.What time will it be 40 minutes after 6:40? (a) 8:20 (b) 6:20 (c) 7:20 (d) 7:10
  7. 7.What time will it be 25 minutes after 3:45? (a) 3:10 (b) 4:00 (c) 5:10 (d) 4:10
  8. 8.A film starts at 2:55 and ends at 5:00. How long is the film? (a) 3 h 5 min (b) 1 h 5 min (c) 2 h 5 min (d) 2 h 15 min
  9. 9.What time will it be 50 minutes after 7:15? (a) 7:55 (b) 8:05 (c) 9:05 (d) 7:05
  10. 10.What time was it 50 minutes before 3:50? (a) 3:00 (b) 4:00 (c) 2:00 (d) 3:10
  11. 11.A film starts at 5:50 and ends at 6:30. How long is the film? (a) 50 min (b) 1 h 40 min (c) 40 min (d) 30 min
  12. 12.A film starts at 3:15 and ends at 5:05. How long is the film? (a) 1 h 50 min (b) 50 min (c) 2 h (d) 2 h 50 min
  13. 13.A film starts at 1:40 and ends at 2:50. How long is the film? (a) 1 h 20 min (b) 2 h 10 min (c) 1 h 10 min (d) 10 min
  14. 14.What time will it be 15 minutes after 2:40? (a) 3:55 (b) 1:55 (c) 2:45 (d) 2:55
  15. 15.A film starts at 6:45 and ends at 7:20. How long is the film? (a) 25 min (b) 45 min (c) 1 h 35 min (d) 35 min
  16. 16.A film starts at 6:20 and ends at 8:10. How long is the film? (a) 1 h 50 min (b) 2 h 50 min (c) 2 h (d) 50 min
  17. 17.What time was it 15 minutes before 4:15? (a) 4:10 (b) 3:00 (c) 5:00 (d) 4:00
  18. 18.What time was it 55 minutes before 4:30? (a) 4:35 (b) 2:35 (c) 3:35 (d) 3:45
  19. 19.What time was it 30 minutes before 4:10? (a) 4:40 (b) 2:40 (c) 3:40 (d) 3:50
  20. 20.What time was it 45 minutes before 2:00? (a) 1:15 (b) 2:15 (c) 1:25 (d) 1:05
  21. 21.What time was it 35 minutes before 4:55? (a) 3:20 (b) 5:20 (c) 4:30 (d) 4:20
  22. 22.What time will it be 20 minutes after 7:35? (a) 6:55 (b) 7:55 (c) 8:55 (d) 7:45
  23. 23.What time will it be 45 minutes after 2:05? (a) 2:40 (b) 1:50 (c) 2:50 (d) 3:50
  24. 24.A film starts at 6:40 and ends at 9:15. How long is the film? (a) 1 h 35 min (b) 2 h 45 min (c) 3 h 35 min (d) 2 h 35 min
  25. 25.What time was it 55 minutes before 10:55? (a) 10:10 (b) 9:00 (c) 10:00 (d) 11:00
  26. 26.A film starts at 5:15 and ends at 7:30. How long is the film? (a) 2 h 15 min (b) 2 h 25 min (c) 3 h 15 min (d) 1 h 15 min
  27. 27.A film starts at 2:15 and ends at 4:55. How long is the film? (a) 2 h 40 min (b) 3 h 40 min (c) 2 h 50 min (d) 1 h 40 min
  28. 28.What time will it be 20 minutes after 5:10? (a) 5:30 (b) 4:30 (c) 5:20 (d) 6:30
  29. 29.A film starts at 5:35 and ends at 6:55. How long is the film? (a) 1 h 20 min (b) 1 h 30 min (c) 2 h 20 min (d) 20 min
  30. 30.A film starts at 8:35 and ends at 9:10. How long is the film? (a) 45 min (b) 35 min (c) 25 min (d) 1 h 35 min
  31. 31.What time will it be 40 minutes after 6:50? (a) 8:30 (b) 7:30 (c) 7:20 (d) 6:30
  32. 32.What time will it be 25 minutes after 4:10? (a) 4:25 (b) 3:35 (c) 4:35 (d) 5:35
  33. 33.A film starts at 4:05 and ends at 6:35. How long is the film? (a) 2 h 40 min (b) 1 h 30 min (c) 2 h 30 min (d) 3 h 30 min
  34. 34.What time will it be 40 minutes after 6:00? (a) 7:40 (b) 6:40 (c) 6:30 (d) 5:40
  35. 35.What time will it be 40 minutes after 10:05? (a) 11:45 (b) 10:45 (c) 9:45 (d) 10:35
  36. 36.A film starts at 7:25 and ends at 9:00. How long is the film? (a) 1 h 45 min (b) 2 h 35 min (c) 1 h 35 min (d) 35 min
  37. 37.A film starts at 2:40 and ends at 3:45. How long is the film? (a) 2 h 5 min (b) 1 h 5 min (c) 5 min (d) 1 h 15 min
  38. 38.A film starts at 1:40 and ends at 3:25. How long is the film? (a) 1 h 55 min (b) 45 min (c) 1 h 45 min (d) 2 h 45 min
  39. 39.What time will it be 30 minutes after 6:15? (a) 5:45 (b) 6:35 (c) 6:45 (d) 7:45
  40. 40.What time will it be 20 minutes after 2:10? (a) 3:30 (b) 1:30 (c) 2:20 (d) 2:30

Answer key

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

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