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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 960 · 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 35 minutes after 4:00? (a) 4:35 (b) 4:25 (c) 5:35 (d) 3:35
  2. 2.A film starts at 2:55 and ends at 3:15. How long is the film? (a) 20 min (b) 30 min (c) 10 min (d) 1 h 20 min
  3. 3.What time was it 50 minutes before 2:05? (a) 1:25 (b) 1:15 (c) 2:15 (d) 1:05
  4. 4.What time will it be 15 minutes after 9:00? (a) 9:15 (b) 8:15 (c) 10:15 (d) 9:05
  5. 5.What time will it be 35 minutes after 10:05? (a) 10:30 (b) 11:40 (c) 9:40 (d) 10:40
  6. 6.A film starts at 4:15 and ends at 6:35. How long is the film? (a) 2 h 30 min (b) 2 h 20 min (c) 3 h 20 min (d) 1 h 20 min
  7. 7.A film starts at 5:15 and ends at 7:30. How long is the film? (a) 3 h 15 min (b) 1 h 15 min (c) 2 h 25 min (d) 2 h 15 min
  8. 8.What time will it be 15 minutes after 1:15? (a) 1:20 (b) 1:30 (c) 2:30 (d) 1:40
  9. 9.A film starts at 4:50 and ends at 6:40. How long is the film? (a) 50 min (b) 1 h 50 min (c) 2 h 50 min (d) 2 h
  10. 10.What time was it 25 minutes before 7:40? (a) 8:15 (b) 7:25 (c) 7:15 (d) 6:15
  11. 11.What time will it be 15 minutes after 2:35? (a) 3:50 (b) 2:50 (c) 2:40 (d) 1:50
  12. 12.What time will it be 20 minutes after 6:40? (a) 6:50 (b) 7:00 (c) 8:00 (d) 6:00
  13. 13.What time will it be 40 minutes after 2:45? (a) 3:15 (b) 2:25 (c) 4:25 (d) 3:25
  14. 14.A film starts at 3:00 and ends at 5:55. How long is the film? (a) 1 h 55 min (b) 3 h 5 min (c) 2 h 55 min (d) 3 h 55 min
  15. 15.A film starts at 1:35 and ends at 4:35. How long is the film? (a) 2 h (b) 4 h (c) 3 h (d) 3 h 10 min
  16. 16.A film starts at 8:30 and ends at 9:00. How long is the film? (a) 40 min (b) 30 min (c) 1 h 30 min (d) 20 min
  17. 17.What time will it be 45 minutes after 1:30? (a) 2:05 (b) 3:15 (c) 2:15 (d) 1:15
  18. 18.What time will it be 35 minutes after 4:20? (a) 4:55 (b) 5:55 (c) 3:55 (d) 4:45
  19. 19.What time was it 50 minutes before 7:50? (a) 7:10 (b) 8:00 (c) 7:00 (d) 6:00
  20. 20.What time will it be 40 minutes after 9:45? (a) 10:15 (b) 11:25 (c) 10:25 (d) 9:25
  21. 21.What time will it be 25 minutes after 3:15? (a) 3:40 (b) 3:30 (c) 2:40 (d) 4:40
  22. 22.What time will it be 15 minutes after 8:15? (a) 9:30 (b) 7:30 (c) 8:20 (d) 8:30
  23. 23.What time will it be 30 minutes after 7:55? (a) 8:25 (b) 7:25 (c) 8:15 (d) 9:25
  24. 24.What time was it 15 minutes before 11:05? (a) 11:00 (b) 9:50 (c) 10:50 (d) 11:50
  25. 25.What time will it be 30 minutes after 1:50? (a) 2:10 (b) 1:20 (c) 2:20 (d) 3:20
  26. 26.A film starts at 2:05 and ends at 2:35. How long is the film? (a) 20 min (b) 30 min (c) 40 min (d) 1 h 30 min
  27. 27.What time was it 20 minutes before 11:10? (a) 10:50 (b) 11:00 (c) 9:50 (d) 11:50
  28. 28.What time will it be 45 minutes after 7:50? (a) 8:25 (b) 9:35 (c) 8:35 (d) 7:35
  29. 29.What time was it 45 minutes before 7:10? (a) 6:35 (b) 6:25 (c) 5:25 (d) 7:25
  30. 30.What time was it 30 minutes before 10:40? (a) 11:10 (b) 10:10 (c) 9:10 (d) 10:20
  31. 31.A film starts at 4:20 and ends at 5:05. How long is the film? (a) 35 min (b) 1 h 45 min (c) 45 min (d) 55 min
  32. 32.What time was it 55 minutes before 4:30? (a) 3:35 (b) 2:35 (c) 3:45 (d) 4:35
  33. 33.What time will it be 20 minutes after 3:00? (a) 3:20 (b) 4:20 (c) 3:10 (d) 2:20
  34. 34.What time was it 20 minutes before 10:25? (a) 10:05 (b) 10:15 (c) 9:05 (d) 11:05
  35. 35.A film starts at 6:30 and ends at 8:45. 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.A film starts at 4:20 and ends at 4:45. How long is the film? (a) 1 h 25 min (b) 35 min (c) 15 min (d) 25 min
  37. 37.A film starts at 3:05 and ends at 5:00. How long is the film? (a) 2 h 5 min (b) 55 min (c) 2 h 55 min (d) 1 h 55 min
  38. 38.What time was it 25 minutes before 4:05? (a) 2:40 (b) 3:40 (c) 4:40 (d) 3:50
  39. 39.A film starts at 6:40 and ends at 7:50. How long is the film? (a) 1 h 20 min (b) 10 min (c) 1 h 10 min (d) 2 h 10 min
  40. 40.A film starts at 1:15 and ends at 3:15. How long is the film? (a) 3 h (b) 2 h (c) 1 h (d) 2 h 10 min

Answer key

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

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