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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 311 · 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.A film starts at 1:55 and ends at 4:55. How long is the film? (a) 4 h (b) 2 h (c) 3 h (d) 3 h 10 min
  2. 2.What time will it be 15 minutes after 8:10? (a) 8:15 (b) 9:25 (c) 8:25 (d) 7:25
  3. 3.What time was it 15 minutes before 3:35? (a) 4:20 (b) 3:20 (c) 3:30 (d) 2:20
  4. 4.What time was it 45 minutes before 10:30? (a) 9:55 (b) 8:45 (c) 9:45 (d) 10:45
  5. 5.What time was it 55 minutes before 6:25? (a) 6:30 (b) 4:30 (c) 5:30 (d) 5:40
  6. 6.A film starts at 3:45 and ends at 6:45. How long is the film? (a) 4 h (b) 3 h (c) 2 h (d) 3 h 10 min
  7. 7.What time was it 55 minutes before 11:25? (a) 10:30 (b) 9:30 (c) 10:40 (d) 11:30
  8. 8.What time was it 45 minutes before 3:35? (a) 3:50 (b) 3:00 (c) 1:50 (d) 2:50
  9. 9.What time was it 15 minutes before 3:30? (a) 3:25 (b) 2:15 (c) 3:15 (d) 4:15
  10. 10.What time will it be 15 minutes after 1:10? (a) 2:25 (b) 1:35 (c) 1:25 (d) 1:15
  11. 11.A film starts at 7:20 and ends at 8:15. How long is the film? (a) 1 h 55 min (b) 55 min (c) 1 h 5 min (d) 45 min
  12. 12.What time was it 50 minutes before 4:50? (a) 5:00 (b) 4:00 (c) 3:00 (d) 4:10
  13. 13.A film starts at 4:10 and ends at 6:05. How long is the film? (a) 55 min (b) 2 h 55 min (c) 2 h 5 min (d) 1 h 55 min
  14. 14.A film starts at 1:50 and ends at 2:25. How long is the film? (a) 25 min (b) 1 h 35 min (c) 35 min (d) 45 min
  15. 15.What time was it 50 minutes before 4:45? (a) 3:55 (b) 4:05 (c) 2:55 (d) 4:55
  16. 16.What time was it 25 minutes before 4:00? (a) 4:35 (b) 3:45 (c) 2:35 (d) 3:35
  17. 17.What time will it be 20 minutes after 4:05? (a) 4:15 (b) 5:25 (c) 3:25 (d) 4:25
  18. 18.What time was it 50 minutes before 11:55? (a) 11:15 (b) 10:05 (c) 12:05 (d) 11:05
  19. 19.A film starts at 8:05 and ends at 8:25. How long is the film? (a) 1 h 20 min (b) 10 min (c) 30 min (d) 20 min
  20. 20.A film starts at 1:45 and ends at 3:00. How long is the film? (a) 2 h 15 min (b) 1 h 15 min (c) 1 h 25 min (d) 15 min
  21. 21.What time will it be 20 minutes after 3:50? (a) 3:10 (b) 5:10 (c) 4:10 (d) 4:00
  22. 22.What time was it 35 minutes before 6:15? (a) 5:50 (b) 6:40 (c) 5:40 (d) 4:40
  23. 23.A film starts at 7:50 and ends at 10:35. How long is the film? (a) 1 h 45 min (b) 2 h 55 min (c) 3 h 45 min (d) 2 h 45 min
  24. 24.What time will it be 55 minutes after 6:50? (a) 6:45 (b) 7:35 (c) 7:45 (d) 8:45
  25. 25.What time will it be 30 minutes after 3:35? (a) 3:55 (b) 5:05 (c) 4:05 (d) 3:05
  26. 26.A film starts at 3:05 and ends at 3:30. How long is the film? (a) 35 min (b) 25 min (c) 1 h 25 min (d) 15 min
  27. 27.What time will it be 40 minutes after 7:00? (a) 8:40 (b) 7:40 (c) 6:40 (d) 7:30
  28. 28.A film starts at 6:05 and ends at 6:55. How long is the film? (a) 1 h 50 min (b) 1 h (c) 50 min (d) 40 min
  29. 29.What time was it 20 minutes before 11:35? (a) 11:15 (b) 12:15 (c) 11:25 (d) 10:15
  30. 30.What time will it be 45 minutes after 8:10? (a) 8:45 (b) 9:55 (c) 8:55 (d) 7:55
  31. 31.What time will it be 35 minutes after 2:15? (a) 1:50 (b) 2:40 (c) 2:50 (d) 3:50
  32. 32.What time will it be 50 minutes after 1:50? (a) 1:40 (b) 3:40 (c) 2:30 (d) 2:40
  33. 33.A film starts at 6:35 and ends at 7:20. How long is the film? (a) 45 min (b) 35 min (c) 1 h 45 min (d) 55 min
  34. 34.What time was it 20 minutes before 11:50? (a) 10:30 (b) 12:30 (c) 11:40 (d) 11:30
  35. 35.What time will it be 55 minutes after 4:00? (a) 4:45 (b) 4:55 (c) 5:55 (d) 3:55
  36. 36.What time will it be 45 minutes after 2:15? (a) 4:00 (b) 3:00 (c) 2:00 (d) 2:50
  37. 37.What time was it 40 minutes before 11:00? (a) 11:20 (b) 10:30 (c) 9:20 (d) 10:20
  38. 38.What time was it 30 minutes before 10:05? (a) 9:45 (b) 9:35 (c) 8:35 (d) 10:35
  39. 39.What time was it 30 minutes before 5:50? (a) 5:30 (b) 6:20 (c) 5:20 (d) 4:20
  40. 40.What time will it be 35 minutes after 3:50? (a) 5:25 (b) 4:15 (c) 3:25 (d) 4:25

Answer key

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

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