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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 824 · 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 55 minutes after 2:40? (a) 2:35 (b) 4:35 (c) 3:35 (d) 3:25
  2. 2.What time will it be 50 minutes after 1:45? (a) 1:35 (b) 2:35 (c) 3:35 (d) 2:25
  3. 3.What time will it be 55 minutes after 6:35? (a) 8:30 (b) 6:30 (c) 7:30 (d) 7:20
  4. 4.A film starts at 1:00 and ends at 1:45. How long is the film? (a) 45 min (b) 1 h 45 min (c) 35 min (d) 55 min
  5. 5.What time was it 20 minutes before 3:30? (a) 2:10 (b) 3:10 (c) 3:20 (d) 4:10
  6. 6.A film starts at 1:05 and ends at 1:45. How long is the film? (a) 30 min (b) 1 h 40 min (c) 40 min (d) 50 min
  7. 7.What time will it be 35 minutes after 7:10? (a) 7:35 (b) 7:45 (c) 6:45 (d) 8:45
  8. 8.What time will it be 25 minutes after 8:25? (a) 7:50 (b) 8:50 (c) 8:40 (d) 9:50
  9. 9.What time will it be 20 minutes after 2:45? (a) 2:55 (b) 2:05 (c) 3:05 (d) 4:05
  10. 10.A film starts at 6:10 and ends at 7:35. How long is the film? (a) 2 h 25 min (b) 1 h 35 min (c) 1 h 25 min (d) 25 min
  11. 11.A film starts at 5:15 and ends at 6:05. How long is the film? (a) 1 h (b) 40 min (c) 1 h 50 min (d) 50 min
  12. 12.A film starts at 1:00 and ends at 2:10. How long is the film? (a) 1 h 10 min (b) 2 h 10 min (c) 10 min (d) 1 h 20 min
  13. 13.A film starts at 4:00 and ends at 5:55. How long is the film? (a) 1 h 55 min (b) 55 min (c) 2 h 55 min (d) 2 h 5 min
  14. 14.A film starts at 3:40 and ends at 6:30. How long is the film? (a) 1 h 50 min (b) 3 h (c) 3 h 50 min (d) 2 h 50 min
  15. 15.What time was it 55 minutes before 7:40? (a) 5:45 (b) 7:45 (c) 6:55 (d) 6:45
  16. 16.What time was it 30 minutes before 4:00? (a) 3:40 (b) 2:30 (c) 3:30 (d) 4:30
  17. 17.A film starts at 3:05 and ends at 5:40. How long is the film? (a) 1 h 35 min (b) 3 h 35 min (c) 2 h 35 min (d) 2 h 45 min
  18. 18.What time was it 35 minutes before 9:40? (a) 8:05 (b) 10:05 (c) 9:05 (d) 9:15
  19. 19.What time was it 25 minutes before 8:50? (a) 7:25 (b) 9:25 (c) 8:35 (d) 8:25
  20. 20.What time will it be 15 minutes after 10:35? (a) 11:50 (b) 10:40 (c) 9:50 (d) 10:50
  21. 21.What time was it 35 minutes before 11:25? (a) 9:50 (b) 11:00 (c) 10:50 (d) 11:50
  22. 22.What time was it 50 minutes before 4:00? (a) 2:10 (b) 3:20 (c) 4:10 (d) 3:10
  23. 23.A film starts at 3:20 and ends at 5:30. How long is the film? (a) 2 h 10 min (b) 3 h 10 min (c) 1 h 10 min (d) 2 h 20 min
  24. 24.A film starts at 5:25 and ends at 8:10. How long is the film? (a) 2 h 45 min (b) 1 h 45 min (c) 2 h 55 min (d) 3 h 45 min
  25. 25.What time was it 45 minutes before 10:35? (a) 10:50 (b) 10:00 (c) 9:50 (d) 8:50
  26. 26.What time was it 45 minutes before 2:00? (a) 1:05 (b) 2:15 (c) 1:25 (d) 1:15
  27. 27.A film starts at 2:55 and ends at 5:30. How long is the film? (a) 2 h 45 min (b) 3 h 35 min (c) 2 h 35 min (d) 1 h 35 min
  28. 28.A film starts at 2:50 and ends at 4:35. How long is the film? (a) 1 h 55 min (b) 45 min (c) 2 h 45 min (d) 1 h 45 min
  29. 29.What time will it be 40 minutes after 2:55? (a) 3:25 (b) 2:35 (c) 4:35 (d) 3:35
  30. 30.What time was it 15 minutes before 7:05? (a) 7:00 (b) 5:50 (c) 6:50 (d) 7:50
  31. 31.What time will it be 50 minutes after 5:25? (a) 7:15 (b) 6:05 (c) 5:15 (d) 6:15
  32. 32.What time was it 50 minutes before 11:50? (a) 12:00 (b) 10:00 (c) 11:10 (d) 11:00
  33. 33.A film starts at 3:40 and ends at 5:35. How long is the film? (a) 1 h 55 min (b) 55 min (c) 2 h 55 min (d) 2 h 5 min
  34. 34.What time will it be 45 minutes after 3:50? (a) 4:35 (b) 3:35 (c) 4:25 (d) 5:35
  35. 35.A film starts at 3:30 and ends at 5:45. How long is the film? (a) 2 h 15 min (b) 1 h 15 min (c) 2 h 25 min (d) 3 h 15 min
  36. 36.What time will it be 35 minutes after 9:10? (a) 8:45 (b) 9:35 (c) 9:45 (d) 10:45
  37. 37.What time will it be 20 minutes after 6:25? (a) 7:45 (b) 6:35 (c) 5:45 (d) 6:45
  38. 38.What time was it 15 minutes before 11:10? (a) 11:05 (b) 9:55 (c) 10:55 (d) 11:55
  39. 39.What time was it 25 minutes before 8:35? (a) 9:10 (b) 8:10 (c) 7:10 (d) 8:20
  40. 40.What time will it be 20 minutes after 6:15? (a) 7:35 (b) 6:25 (c) 6:35 (d) 5:35

Answer key

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

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