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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 812 · 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 45 minutes after 3:55? (a) 4:40 (b) 3:40 (c) 4:30 (d) 5:40
  2. 2.A film starts at 1:15 and ends at 1:35. How long is the film? (a) 1 h 20 min (b) 20 min (c) 10 min (d) 30 min
  3. 3.What time will it be 20 minutes after 2:50? (a) 3:10 (b) 3:00 (c) 4:10 (d) 2:10
  4. 4.What time will it be 20 minutes after 8:20? (a) 8:30 (b) 8:40 (c) 9:40 (d) 7:40
  5. 5.A film starts at 7:45 and ends at 9:35. How long is the film? (a) 50 min (b) 1 h 50 min (c) 2 h (d) 2 h 50 min
  6. 6.A film starts at 1:30 and ends at 3:15. How long is the film? (a) 2 h 45 min (b) 1 h 45 min (c) 45 min (d) 1 h 55 min
  7. 7.A film starts at 4:25 and ends at 4:50. How long is the film? (a) 1 h 25 min (b) 15 min (c) 25 min (d) 35 min
  8. 8.What time was it 25 minutes before 11:10? (a) 10:55 (b) 10:45 (c) 11:45 (d) 9:45
  9. 9.What time was it 25 minutes before 5:40? (a) 4:15 (b) 5:25 (c) 6:15 (d) 5:15
  10. 10.What time will it be 40 minutes after 10:10? (a) 10:40 (b) 11:50 (c) 10:50 (d) 9:50
  11. 11.What time will it be 15 minutes after 8:20? (a) 7:35 (b) 8:35 (c) 8:25 (d) 9:35
  12. 12.What time was it 25 minutes before 8:45? (a) 9:20 (b) 8:20 (c) 8:30 (d) 7:20
  13. 13.What time will it be 35 minutes after 2:10? (a) 1:45 (b) 3:45 (c) 2:45 (d) 2:35
  14. 14.What time was it 15 minutes before 9:25? (a) 8:10 (b) 10:10 (c) 9:10 (d) 9:20
  15. 15.What time will it be 15 minutes after 2:40? (a) 2:45 (b) 2:55 (c) 3:55 (d) 1:55
  16. 16.What time will it be 55 minutes after 9:10? (a) 9:05 (b) 10:05 (c) 11:05 (d) 9:55
  17. 17.What time was it 45 minutes before 9:40? (a) 9:05 (b) 7:55 (c) 8:55 (d) 9:55
  18. 18.What time will it be 15 minutes after 9:20? (a) 9:25 (b) 8:35 (c) 10:35 (d) 9:35
  19. 19.A film starts at 6:20 and ends at 8:55. How long is the film? (a) 3 h 35 min (b) 2 h 45 min (c) 2 h 35 min (d) 1 h 35 min
  20. 20.What time will it be 35 minutes after 10:35? (a) 11:10 (b) 12:10 (c) 11:00 (d) 10:10
  21. 21.A film starts at 7:00 and ends at 9:50. How long is the film? (a) 3 h 50 min (b) 1 h 50 min (c) 3 h (d) 2 h 50 min
  22. 22.What time will it be 25 minutes after 9:55? (a) 9:20 (b) 11:20 (c) 10:20 (d) 10:10
  23. 23.A film starts at 2:25 and ends at 3:55. How long is the film? (a) 1 h 40 min (b) 30 min (c) 1 h 30 min (d) 2 h 30 min
  24. 24.What time will it be 30 minutes after 7:30? (a) 9:00 (b) 7:00 (c) 7:50 (d) 8:00
  25. 25.What time will it be 45 minutes after 3:15? (a) 4:00 (b) 3:50 (c) 5:00 (d) 3:00
  26. 26.What time will it be 20 minutes after 1:40? (a) 3:00 (b) 1:50 (c) 1:00 (d) 2:00
  27. 27.A film starts at 8:10 and ends at 9:05. How long is the film? (a) 55 min (b) 1 h 5 min (c) 45 min (d) 1 h 55 min
  28. 28.What time was it 30 minutes before 4:00? (a) 3:40 (b) 3:30 (c) 4:30 (d) 2:30
  29. 29.A film starts at 4:50 and ends at 6:30. How long is the film? (a) 2 h 40 min (b) 1 h 50 min (c) 40 min (d) 1 h 40 min
  30. 30.What time was it 25 minutes before 6:10? (a) 6:45 (b) 5:45 (c) 4:45 (d) 5:55
  31. 31.What time will it be 45 minutes after 6:05? (a) 5:50 (b) 6:40 (c) 7:50 (d) 6:50
  32. 32.A film starts at 7:20 and ends at 8:35. How long is the film? (a) 1 h 25 min (b) 1 h 15 min (c) 2 h 15 min (d) 15 min
  33. 33.What time will it be 40 minutes after 5:25? (a) 5:05 (b) 7:05 (c) 6:05 (d) 5:55
  34. 34.What time will it be 15 minutes after 9:00? (a) 8:15 (b) 10:15 (c) 9:05 (d) 9:15
  35. 35.What time will it be 25 minutes after 2:45? (a) 4:10 (b) 2:10 (c) 3:00 (d) 3:10
  36. 36.What time was it 45 minutes before 7:55? (a) 7:20 (b) 7:10 (c) 8:10 (d) 6:10
  37. 37.A film starts at 6:00 and ends at 8:45. 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
  38. 38.What time will it be 30 minutes after 4:25? (a) 3:55 (b) 4:45 (c) 5:55 (d) 4:55
  39. 39.A film starts at 6:05 and ends at 8:50. How long is the film? (a) 2 h 45 min (b) 2 h 55 min (c) 1 h 45 min (d) 3 h 45 min
  40. 40.What time was it 20 minutes before 4:40? (a) 5:20 (b) 4:20 (c) 4:30 (d) 3:20

Answer key

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

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