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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 158 · 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 was it 50 minutes before 10:05? (a) 10:15 (b) 8:15 (c) 9:15 (d) 9:25
  2. 2.What time was it 25 minutes before 3:45? (a) 2:20 (b) 3:30 (c) 3:20 (d) 4:20
  3. 3.A film starts at 5:15 and ends at 7:05. How long is the film? (a) 2 h (b) 50 min (c) 2 h 50 min (d) 1 h 50 min
  4. 4.What time was it 55 minutes before 4:40? (a) 3:55 (b) 4:45 (c) 3:45 (d) 2:45
  5. 5.A film starts at 1:55 and ends at 3:05. How long is the film? (a) 1 h 20 min (b) 10 min (c) 1 h 10 min (d) 2 h 10 min
  6. 6.A film starts at 4:15 and ends at 7:10. How long is the film? (a) 1 h 55 min (b) 3 h 55 min (c) 2 h 55 min (d) 3 h 5 min
  7. 7.What time will it be 40 minutes after 10:45? (a) 10:25 (b) 12:25 (c) 11:25 (d) 11:15
  8. 8.What time was it 45 minutes before 11:25? (a) 10:50 (b) 11:40 (c) 9:40 (d) 10:40
  9. 9.What time was it 40 minutes before 10:25? (a) 9:45 (b) 8:45 (c) 9:55 (d) 10:45
  10. 10.A film starts at 4:10 and ends at 7:00. How long is the film? (a) 2 h 50 min (b) 3 h 50 min (c) 1 h 50 min (d) 3 h
  11. 11.What time was it 45 minutes before 7:35? (a) 7:00 (b) 5:50 (c) 6:50 (d) 7:50
  12. 12.What time was it 35 minutes before 2:30? (a) 2:55 (b) 1:45 (c) 1:55 (d) 2:05
  13. 13.What time was it 30 minutes before 7:25? (a) 7:55 (b) 7:05 (c) 6:55 (d) 5:55
  14. 14.A film starts at 8:05 and ends at 9:20. How long is the film? (a) 1 h 25 min (b) 2 h 15 min (c) 15 min (d) 1 h 15 min
  15. 15.What time was it 30 minutes before 9:05? (a) 8:35 (b) 7:35 (c) 8:45 (d) 9:35
  16. 16.What time will it be 25 minutes after 10:10? (a) 10:25 (b) 11:35 (c) 9:35 (d) 10:35
  17. 17.A film starts at 6:20 and ends at 7:25. How long is the film? (a) 2 h 5 min (b) 1 h 5 min (c) 5 min (d) 1 h 15 min
  18. 18.What time will it be 20 minutes after 9:10? (a) 8:30 (b) 9:20 (c) 9:30 (d) 10:30
  19. 19.What time will it be 25 minutes after 8:00? (a) 7:25 (b) 8:15 (c) 8:25 (d) 9:25
  20. 20.A film starts at 1:10 and ends at 2:30. How long is the film? (a) 1 h 30 min (b) 2 h 20 min (c) 20 min (d) 1 h 20 min
  21. 21.What time will it be 45 minutes after 10:25? (a) 11:00 (b) 11:10 (c) 10:10 (d) 12:10
  22. 22.A film starts at 1:10 and ends at 3:50. How long is the film? (a) 2 h 50 min (b) 2 h 40 min (c) 3 h 40 min (d) 1 h 40 min
  23. 23.What time was it 20 minutes before 9:50? (a) 9:40 (b) 9:30 (c) 10:30 (d) 8:30
  24. 24.What time will it be 40 minutes after 10:25? (a) 10:05 (b) 10:55 (c) 11:05 (d) 12:05
  25. 25.What time will it be 20 minutes after 7:20? (a) 8:40 (b) 6:40 (c) 7:30 (d) 7:40
  26. 26.A film starts at 4:25 and ends at 6:35. How long is the film? (a) 2 h 10 min (b) 3 h 10 min (c) 2 h 20 min (d) 1 h 10 min
  27. 27.What time was it 15 minutes before 3:25? (a) 4:10 (b) 3:10 (c) 2:10 (d) 3:20
  28. 28.A film starts at 2:15 and ends at 2:50. How long is the film? (a) 1 h 35 min (b) 35 min (c) 45 min (d) 25 min
  29. 29.What time will it be 20 minutes after 2:30? (a) 2:50 (b) 1:50 (c) 2:40 (d) 3:50
  30. 30.A film starts at 1:30 and ends at 3:15. How long is the film? (a) 2 h 45 min (b) 1 h 55 min (c) 45 min (d) 1 h 45 min
  31. 31.A film starts at 6:05 and ends at 8:15. How long is the film? (a) 2 h 10 min (b) 3 h 10 min (c) 1 h 10 min (d) 2 h 20 min
  32. 32.What time will it be 20 minutes after 7:45? (a) 7:55 (b) 9:05 (c) 7:05 (d) 8:05
  33. 33.What time will it be 20 minutes after 5:45? (a) 5:05 (b) 7:05 (c) 5:55 (d) 6:05
  34. 34.What time will it be 50 minutes after 6:35? (a) 8:25 (b) 6:25 (c) 7:15 (d) 7:25
  35. 35.A film starts at 6:55 and ends at 7:50. How long is the film? (a) 55 min (b) 45 min (c) 1 h 5 min (d) 1 h 55 min
  36. 36.What time will it be 15 minutes after 3:50? (a) 3:05 (b) 5:05 (c) 3:55 (d) 4:05
  37. 37.What time will it be 55 minutes after 1:30? (a) 2:15 (b) 2:25 (c) 3:25 (d) 1:25
  38. 38.What time will it be 40 minutes after 9:25? (a) 9:55 (b) 11:05 (c) 10:05 (d) 9:05
  39. 39.A film starts at 7:50 and ends at 8:30. How long is the film? (a) 40 min (b) 1 h 40 min (c) 30 min (d) 50 min
  40. 40.What time will it be 45 minutes after 5:45? (a) 6:30 (b) 7:30 (c) 6:20 (d) 5:30

Answer key

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

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