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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 403 · 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 6:15 and ends at 6:55. How long is the film? (a) 30 min (b) 50 min (c) 1 h 40 min (d) 40 min
  2. 2.A film starts at 1:40 and ends at 2:15. How long is the film? (a) 45 min (b) 25 min (c) 1 h 35 min (d) 35 min
  3. 3.What time will it be 55 minutes after 10:50? (a) 11:35 (b) 12:45 (c) 10:45 (d) 11:45
  4. 4.What time was it 20 minutes before 4:45? (a) 3:25 (b) 5:25 (c) 4:35 (d) 4:25
  5. 5.What time will it be 35 minutes after 3:10? (a) 3:45 (b) 4:45 (c) 3:35 (d) 2:45
  6. 6.A film starts at 2:40 and ends at 4:05. How long is the film? (a) 1 h 35 min (b) 1 h 25 min (c) 2 h 25 min (d) 25 min
  7. 7.A film starts at 7:40 and ends at 9:45. How long is the film? (a) 3 h 5 min (b) 2 h 15 min (c) 1 h 5 min (d) 2 h 5 min
  8. 8.What time will it be 25 minutes after 1:20? (a) 1:55 (b) 1:45 (c) 2:45 (d) 1:35
  9. 9.What time will it be 30 minutes after 7:50? (a) 8:10 (b) 7:20 (c) 8:20 (d) 9:20
  10. 10.A film starts at 2:35 and ends at 3:00. How long is the film? (a) 15 min (b) 25 min (c) 35 min (d) 1 h 25 min
  11. 11.A film starts at 2:45 and ends at 3:35. How long is the film? (a) 1 h (b) 40 min (c) 1 h 50 min (d) 50 min
  12. 12.What time will it be 35 minutes after 9:50? (a) 10:25 (b) 11:25 (c) 9:25 (d) 10:15
  13. 13.What time was it 45 minutes before 4:15? (a) 3:40 (b) 2:30 (c) 3:30 (d) 4:30
  14. 14.What time will it be 30 minutes after 5:55? (a) 5:25 (b) 7:25 (c) 6:25 (d) 6:15
  15. 15.What time will it be 15 minutes after 5:50? (a) 7:05 (b) 5:55 (c) 5:05 (d) 6:05
  16. 16.A film starts at 4:15 and ends at 5:55. How long is the film? (a) 2 h 40 min (b) 1 h 40 min (c) 1 h 50 min (d) 40 min
  17. 17.What time will it be 50 minutes after 1:30? (a) 2:20 (b) 3:20 (c) 2:10 (d) 1:20
  18. 18.What time will it be 30 minutes after 10:15? (a) 11:45 (b) 10:35 (c) 10:45 (d) 9:45
  19. 19.A film starts at 2:05 and ends at 3:10. How long is the film? (a) 5 min (b) 1 h 5 min (c) 2 h 5 min (d) 1 h 15 min
  20. 20.What time will it be 30 minutes after 2:25? (a) 2:55 (b) 2:45 (c) 1:55 (d) 3:55
  21. 21.What time was it 35 minutes before 10:05? (a) 10:30 (b) 9:30 (c) 9:40 (d) 8:30
  22. 22.What time was it 30 minutes before 2:00? (a) 1:40 (b) 1:30 (c) 2:30 (d) 1:20
  23. 23.A film starts at 2:40 and ends at 3:20. How long is the film? (a) 1 h 40 min (b) 50 min (c) 40 min (d) 30 min
  24. 24.A film starts at 4:35 and ends at 6:45. How long is the film? (a) 2 h 20 min (b) 2 h 10 min (c) 1 h 10 min (d) 3 h 10 min
  25. 25.What time was it 30 minutes before 11:10? (a) 11:40 (b) 10:50 (c) 10:40 (d) 9:40
  26. 26.What time was it 50 minutes before 10:25? (a) 9:45 (b) 8:35 (c) 10:35 (d) 9:35
  27. 27.What time will it be 40 minutes after 3:05? (a) 3:35 (b) 2:45 (c) 3:45 (d) 4:45
  28. 28.A film starts at 6:00 and ends at 7:50. How long is the film? (a) 50 min (b) 1 h 50 min (c) 2 h (d) 2 h 50 min
  29. 29.What time was it 15 minutes before 11:55? (a) 11:50 (b) 10:40 (c) 11:40 (d) 12:40
  30. 30.What time will it be 35 minutes after 4:30? (a) 6:05 (b) 4:55 (c) 4:05 (d) 5:05
  31. 31.What time will it be 45 minutes after 2:50? (a) 4:35 (b) 2:35 (c) 3:25 (d) 3:35
  32. 32.A film starts at 8:35 and ends at 10:05. How long is the film? (a) 30 min (b) 1 h 40 min (c) 2 h 30 min (d) 1 h 30 min
  33. 33.A film starts at 8:55 and ends at 11:15. How long is the film? (a) 2 h 20 min (b) 1 h 20 min (c) 2 h 30 min (d) 3 h 20 min
  34. 34.What time will it be 15 minutes after 8:00? (a) 8:05 (b) 8:15 (c) 9:15 (d) 7:15
  35. 35.A film starts at 5:00 and ends at 5:30. How long is the film? (a) 20 min (b) 30 min (c) 1 h 30 min (d) 40 min
  36. 36.What time will it be 30 minutes after 1:05? (a) 2:35 (b) 1:45 (c) 1:35 (d) 1:25
  37. 37.What time will it be 50 minutes after 10:50? (a) 10:40 (b) 12:40 (c) 11:30 (d) 11:40
  38. 38.A film starts at 3:40 and ends at 4:50. How long is the film? (a) 2 h 10 min (b) 1 h 10 min (c) 1 h 20 min (d) 10 min
  39. 39.What time will it be 50 minutes after 7:15? (a) 7:55 (b) 9:05 (c) 8:05 (d) 7:05
  40. 40.What time will it be 55 minutes after 6:30? (a) 6:25 (b) 8:25 (c) 7:15 (d) 7:25

Answer key

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

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