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Time and Clock Worksheet for Maths Olympiad

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

Answer key

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

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