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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 834 · 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 50 minutes after 10:20? (a) 11:00 (b) 12:10 (c) 10:10 (d) 11:10
  2. 2.A film starts at 7:40 and ends at 8:45. How long is the film? (a) 1 h 5 min (b) 1 h 15 min (c) 2 h 5 min (d) 5 min
  3. 3.What time will it be 45 minutes after 6:55? (a) 6:40 (b) 7:40 (c) 8:40 (d) 7:30
  4. 4.A film starts at 7:55 and ends at 8:20. How long is the film? (a) 1 h 25 min (b) 15 min (c) 25 min (d) 35 min
  5. 5.What time will it be 50 minutes after 9:00? (a) 9:40 (b) 9:50 (c) 10:50 (d) 8:50
  6. 6.What time will it be 15 minutes after 7:20? (a) 7:35 (b) 7:25 (c) 6:35 (d) 8:35
  7. 7.What time will it be 55 minutes after 3:35? (a) 3:30 (b) 4:30 (c) 4:20 (d) 5:30
  8. 8.What time will it be 20 minutes after 9:45? (a) 10:05 (b) 9:05 (c) 11:05 (d) 9:55
  9. 9.What time will it be 50 minutes after 9:40? (a) 10:30 (b) 10:20 (c) 9:30 (d) 11:30
  10. 10.What time will it be 15 minutes after 2:55? (a) 2:10 (b) 3:10 (c) 3:00 (d) 4:10
  11. 11.What time will it be 15 minutes after 8:35? (a) 8:50 (b) 9:50 (c) 8:40 (d) 7:50
  12. 12.A film starts at 2:15 and ends at 2:35. How long is the film? (a) 1 h 20 min (b) 10 min (c) 30 min (d) 20 min
  13. 13.A film starts at 6:30 and ends at 6:55. How long is the film? (a) 15 min (b) 35 min (c) 1 h 25 min (d) 25 min
  14. 14.What time will it be 25 minutes after 9:00? (a) 9:25 (b) 9:15 (c) 8:25 (d) 10:25
  15. 15.A film starts at 7:00 and ends at 8:35. How long is the film? (a) 35 min (b) 1 h 35 min (c) 1 h 45 min (d) 2 h 35 min
  16. 16.What time will it be 20 minutes after 3:40? (a) 5:00 (b) 4:00 (c) 3:50 (d) 3:00
  17. 17.A film starts at 6:55 and ends at 8:20. How long is the film? (a) 2 h 25 min (b) 1 h 35 min (c) 25 min (d) 1 h 25 min
  18. 18.What time was it 45 minutes before 4:40? (a) 2:55 (b) 4:55 (c) 3:55 (d) 4:05
  19. 19.A film starts at 2:30 and ends at 5:20. How long is the film? (a) 3 h 50 min (b) 2 h 50 min (c) 1 h 50 min (d) 3 h
  20. 20.What time will it be 55 minutes after 3:15? (a) 3:10 (b) 4:10 (c) 5:10 (d) 4:00
  21. 21.A film starts at 8:20 and ends at 9:30. How long is the film? (a) 1 h 10 min (b) 10 min (c) 1 h 20 min (d) 2 h 10 min
  22. 22.A film starts at 6:50 and ends at 7:35. How long is the film? (a) 35 min (b) 55 min (c) 1 h 45 min (d) 45 min
  23. 23.What time was it 20 minutes before 6:55? (a) 5:35 (b) 7:35 (c) 6:35 (d) 6:45
  24. 24.A film starts at 1:30 and ends at 2:25. How long is the film? (a) 45 min (b) 55 min (c) 1 h 5 min (d) 1 h 55 min
  25. 25.What time will it be 20 minutes after 8:50? (a) 9:10 (b) 10:10 (c) 9:00 (d) 8:10
  26. 26.A film starts at 7:10 and ends at 7:45. How long is the film? (a) 45 min (b) 1 h 35 min (c) 25 min (d) 35 min
  27. 27.What time will it be 30 minutes after 8:55? (a) 8:25 (b) 10:25 (c) 9:25 (d) 9:15
  28. 28.A film starts at 6:55 and ends at 8:15. How long is the film? (a) 1 h 30 min (b) 1 h 20 min (c) 20 min (d) 2 h 20 min
  29. 29.What time will it be 50 minutes after 10:45? (a) 11:35 (b) 11:25 (c) 12:35 (d) 10:35
  30. 30.A film starts at 8:35 and ends at 9:00. How long is the film? (a) 1 h 25 min (b) 35 min (c) 15 min (d) 25 min
  31. 31.What time will it be 45 minutes after 2:45? (a) 4:30 (b) 3:30 (c) 2:30 (d) 3:20
  32. 32.What time will it be 20 minutes after 1:40? (a) 3:00 (b) 2:00 (c) 1:50 (d) 1:00
  33. 33.What time was it 30 minutes before 2:45? (a) 2:25 (b) 1:15 (c) 2:15 (d) 3:15
  34. 34.A film starts at 6:05 and ends at 8:35. How long is the film? (a) 3 h 30 min (b) 1 h 30 min (c) 2 h 40 min (d) 2 h 30 min
  35. 35.What time will it be 40 minutes after 4:55? (a) 5:25 (b) 4:35 (c) 6:35 (d) 5:35
  36. 36.What time was it 20 minutes before 7:25? (a) 7:05 (b) 8:05 (c) 6:05 (d) 7:15
  37. 37.What time will it be 45 minutes after 7:00? (a) 7:35 (b) 8:45 (c) 6:45 (d) 7:45
  38. 38.What time was it 40 minutes before 2:05? (a) 1:35 (b) 1:15 (c) 2:25 (d) 1:25
  39. 39.What time will it be 25 minutes after 8:45? (a) 9:00 (b) 8:10 (c) 9:10 (d) 10:10
  40. 40.What time was it 30 minutes before 9:20? (a) 9:00 (b) 8:50 (c) 7:50 (d) 9:50

Answer key

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

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