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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 401 · 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 15 minutes after 9:55? (a) 11:10 (b) 10:10 (c) 10:00 (d) 9:10
  2. 2.A film starts at 2:00 and ends at 3:50. How long is the film? (a) 2 h 50 min (b) 2 h (c) 1 h 50 min (d) 50 min
  3. 3.A film starts at 3:20 and ends at 5:10. How long is the film? (a) 2 h (b) 1 h 50 min (c) 50 min (d) 2 h 50 min
  4. 4.What time will it be 45 minutes after 7:50? (a) 8:25 (b) 7:35 (c) 8:35 (d) 9:35
  5. 5.What time was it 20 minutes before 8:15? (a) 6:55 (b) 8:55 (c) 8:05 (d) 7:55
  6. 6.What time was it 20 minutes before 11:00? (a) 10:50 (b) 11:40 (c) 10:40 (d) 9:40
  7. 7.A film starts at 2:10 and ends at 3:20. How long is the film? (a) 10 min (b) 1 h 10 min (c) 1 h 20 min (d) 2 h 10 min
  8. 8.What time will it be 55 minutes after 3:30? (a) 4:15 (b) 3:25 (c) 5:25 (d) 4:25
  9. 9.What time will it be 45 minutes after 9:25? (a) 9:10 (b) 10:00 (c) 10:10 (d) 11:10
  10. 10.What time was it 50 minutes before 7:45? (a) 7:05 (b) 5:55 (c) 6:55 (d) 7:55
  11. 11.What time was it 15 minutes before 6:25? (a) 5:10 (b) 6:20 (c) 6:10 (d) 7:10
  12. 12.What time was it 20 minutes before 6:55? (a) 6:35 (b) 5:35 (c) 7:35 (d) 6:45
  13. 13.What time was it 20 minutes before 8:05? (a) 7:55 (b) 7:45 (c) 6:45 (d) 8:45
  14. 14.A film starts at 4:10 and ends at 6:45. How long is the film? (a) 3 h 35 min (b) 1 h 35 min (c) 2 h 45 min (d) 2 h 35 min
  15. 15.A film starts at 7:00 and ends at 9:25. How long is the film? (a) 2 h 35 min (b) 1 h 25 min (c) 2 h 25 min (d) 3 h 25 min
  16. 16.A film starts at 6:05 and ends at 7:10. How long is the film? (a) 1 h 15 min (b) 5 min (c) 2 h 5 min (d) 1 h 5 min
  17. 17.What time was it 35 minutes before 10:20? (a) 9:55 (b) 9:45 (c) 8:45 (d) 10:45
  18. 18.What time was it 25 minutes before 8:50? (a) 7:25 (b) 8:25 (c) 8:35 (d) 9:25
  19. 19.What time was it 40 minutes before 4:20? (a) 3:50 (b) 4:40 (c) 3:40 (d) 2:40
  20. 20.What time was it 20 minutes before 10:10? (a) 8:50 (b) 10:50 (c) 10:00 (d) 9:50
  21. 21.A film starts at 2:50 and ends at 3:25. How long is the film? (a) 45 min (b) 1 h 35 min (c) 35 min (d) 25 min
  22. 22.What time will it be 45 minutes after 1:30? (a) 2:05 (b) 2:15 (c) 3:15 (d) 1:15
  23. 23.A film starts at 6:35 and ends at 8:00. How long is the film? (a) 1 h 25 min (b) 25 min (c) 2 h 25 min (d) 1 h 35 min
  24. 24.What time will it be 25 minutes after 1:15? (a) 1:30 (b) 1:40 (c) 1:50 (d) 2:40
  25. 25.What time was it 25 minutes before 9:35? (a) 8:10 (b) 9:20 (c) 10:10 (d) 9:10
  26. 26.What time was it 50 minutes before 6:30? (a) 5:50 (b) 6:40 (c) 4:40 (d) 5:40
  27. 27.A film starts at 4:40 and ends at 5:50. How long is the film? (a) 10 min (b) 1 h 10 min (c) 2 h 10 min (d) 1 h 20 min
  28. 28.A film starts at 8:15 and ends at 8:55. How long is the film? (a) 30 min (b) 50 min (c) 40 min (d) 1 h 40 min
  29. 29.What time was it 25 minutes before 7:25? (a) 8:00 (b) 6:00 (c) 7:00 (d) 7:10
  30. 30.A film starts at 6:45 and ends at 7:10. How long is the film? (a) 1 h 25 min (b) 35 min (c) 15 min (d) 25 min
  31. 31.What time will it be 55 minutes after 7:00? (a) 6:55 (b) 7:45 (c) 8:55 (d) 7:55
  32. 32.What time was it 45 minutes before 10:30? (a) 9:45 (b) 9:55 (c) 10:45 (d) 8:45
  33. 33.A film starts at 3:10 and ends at 4:55. How long is the film? (a) 1 h 55 min (b) 45 min (c) 2 h 45 min (d) 1 h 45 min
  34. 34.What time will it be 15 minutes after 2:30? (a) 1:45 (b) 2:35 (c) 3:45 (d) 2:45
  35. 35.A film starts at 3:05 and ends at 5:35. How long is the film? (a) 1 h 30 min (b) 3 h 30 min (c) 2 h 40 min (d) 2 h 30 min
  36. 36.What time will it be 50 minutes after 2:45? (a) 3:35 (b) 2:35 (c) 3:25 (d) 4:35
  37. 37.What time was it 55 minutes before 4:10? (a) 3:25 (b) 2:15 (c) 3:15 (d) 4:15
  38. 38.What time will it be 15 minutes after 9:10? (a) 8:25 (b) 9:15 (c) 9:25 (d) 10:25
  39. 39.What time will it be 30 minutes after 6:00? (a) 6:20 (b) 5:30 (c) 7:30 (d) 6:30
  40. 40.A film starts at 7:00 and ends at 9:00. How long is the film? (a) 3 h (b) 2 h 10 min (c) 2 h (d) 1 h

Answer key

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

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