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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 370 · 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 25 minutes after 6:20? (a) 7:45 (b) 5:45 (c) 6:45 (d) 6:35
  2. 2.What time will it be 40 minutes after 1:50? (a) 2:30 (b) 3:30 (c) 1:30 (d) 2:20
  3. 3.What time was it 40 minutes before 4:00? (a) 3:20 (b) 2:20 (c) 3:30 (d) 4:20
  4. 4.What time will it be 35 minutes after 10:05? (a) 10:40 (b) 11:40 (c) 9:40 (d) 10:30
  5. 5.A film starts at 4:10 and ends at 5:40. How long is the film? (a) 1 h 40 min (b) 30 min (c) 2 h 30 min (d) 1 h 30 min
  6. 6.What time will it be 20 minutes after 7:45? (a) 7:05 (b) 9:05 (c) 7:55 (d) 8:05
  7. 7.A film starts at 3:40 and ends at 5:05. How long is the film? (a) 2 h 25 min (b) 25 min (c) 1 h 25 min (d) 1 h 35 min
  8. 8.A film starts at 2:45 and ends at 3:55. How long is the film? (a) 2 h 10 min (b) 1 h 10 min (c) 1 h 20 min (d) 10 min
  9. 9.A film starts at 1:45 and ends at 2:55. How long is the film? (a) 2 h 10 min (b) 1 h 10 min (c) 1 h 20 min (d) 10 min
  10. 10.A film starts at 8:05 and ends at 9:45. How long is the film? (a) 2 h 40 min (b) 1 h 40 min (c) 40 min (d) 1 h 50 min
  11. 11.A film starts at 2:35 and ends at 3:55. How long is the film? (a) 1 h 30 min (b) 20 min (c) 2 h 20 min (d) 1 h 20 min
  12. 12.A film starts at 4:05 and ends at 5:55. How long is the film? (a) 50 min (b) 2 h 50 min (c) 1 h 50 min (d) 2 h
  13. 13.What time was it 40 minutes before 6:00? (a) 4:20 (b) 6:20 (c) 5:20 (d) 5:30
  14. 14.A film starts at 4:05 and ends at 6:55. How long is the film? (a) 3 h (b) 1 h 50 min (c) 3 h 50 min (d) 2 h 50 min
  15. 15.A film starts at 1:20 and ends at 3:00. How long is the film? (a) 2 h 40 min (b) 1 h 40 min (c) 40 min (d) 1 h 50 min
  16. 16.A film starts at 6:35 and ends at 8:45. How long is the film? (a) 2 h 20 min (b) 2 h 10 min (c) 3 h 10 min (d) 1 h 10 min
  17. 17.What time was it 25 minutes before 11:45? (a) 10:20 (b) 12:20 (c) 11:30 (d) 11:20
  18. 18.What time was it 50 minutes before 8:35? (a) 6:45 (b) 8:45 (c) 7:55 (d) 7:45
  19. 19.What time will it be 55 minutes after 10:15? (a) 10:10 (b) 12:10 (c) 11:00 (d) 11:10
  20. 20.What time was it 25 minutes before 5:10? (a) 5:45 (b) 3:45 (c) 4:55 (d) 4:45
  21. 21.A film starts at 3:00 and ends at 4:35. How long is the film? (a) 2 h 35 min (b) 1 h 35 min (c) 35 min (d) 1 h 45 min
  22. 22.What time was it 25 minutes before 5:00? (a) 3:35 (b) 4:45 (c) 4:35 (d) 5:35
  23. 23.A film starts at 7:25 and ends at 7:50. How long is the film? (a) 25 min (b) 1 h 25 min (c) 35 min (d) 15 min
  24. 24.A film starts at 8:15 and ends at 11:15. How long is the film? (a) 3 h 10 min (b) 4 h (c) 2 h (d) 3 h
  25. 25.What time was it 15 minutes before 9:40? (a) 10:25 (b) 8:25 (c) 9:35 (d) 9:25
  26. 26.A film starts at 2:05 and ends at 3:55. How long is the film? (a) 2 h (b) 1 h 50 min (c) 2 h 50 min (d) 50 min
  27. 27.What time will it be 45 minutes after 1:15? (a) 2:00 (b) 1:50 (c) 1:00 (d) 3:00
  28. 28.What time will it be 15 minutes after 8:35? (a) 8:40 (b) 9:50 (c) 7:50 (d) 8:50
  29. 29.What time will it be 35 minutes after 2:00? (a) 1:35 (b) 3:35 (c) 2:25 (d) 2:35
  30. 30.What time will it be 30 minutes after 2:25? (a) 1:55 (b) 2:45 (c) 3:55 (d) 2:55
  31. 31.What time will it be 15 minutes after 1:10? (a) 2:25 (b) 1:15 (c) 1:35 (d) 1:25
  32. 32.What time was it 45 minutes before 10:30? (a) 9:55 (b) 9:45 (c) 8:45 (d) 10:45
  33. 33.What time was it 45 minutes before 10:20? (a) 9:35 (b) 8:35 (c) 10:35 (d) 9:45
  34. 34.What time was it 15 minutes before 5:05? (a) 5:00 (b) 3:50 (c) 5:50 (d) 4:50
  35. 35.What time will it be 15 minutes after 7:20? (a) 7:25 (b) 7:35 (c) 8:35 (d) 6:35
  36. 36.A film starts at 8:30 and ends at 10:35. How long is the film? (a) 1 h 5 min (b) 3 h 5 min (c) 2 h 5 min (d) 2 h 15 min
  37. 37.What time will it be 20 minutes after 4:45? (a) 4:55 (b) 5:05 (c) 4:05 (d) 6:05
  38. 38.A film starts at 3:40 and ends at 6:05. How long is the film? (a) 2 h 35 min (b) 3 h 25 min (c) 1 h 25 min (d) 2 h 25 min
  39. 39.What time was it 50 minutes before 7:05? (a) 6:15 (b) 5:15 (c) 6:25 (d) 7:15
  40. 40.What time will it be 35 minutes after 6:05? (a) 6:40 (b) 7:40 (c) 5:40 (d) 6:30

Answer key

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

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