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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 546 · 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 4:20 and ends at 5:40. How long is the film? (a) 1 h 20 min (b) 20 min (c) 2 h 20 min (d) 1 h 30 min
  2. 2.What time was it 35 minutes before 3:00? (a) 1:25 (b) 3:25 (c) 2:35 (d) 2:25
  3. 3.What time will it be 25 minutes after 6:25? (a) 5:50 (b) 6:40 (c) 7:50 (d) 6:50
  4. 4.What time will it be 45 minutes after 8:55? (a) 9:40 (b) 8:40 (c) 10:40 (d) 9:30
  5. 5.A film starts at 7:20 and ends at 8:20. How long is the film? (a) 1 h 10 min (b) 2 h (c) 1 h (d) 50 min
  6. 6.What time was it 55 minutes before 5:30? (a) 4:35 (b) 3:35 (c) 5:35 (d) 4:45
  7. 7.A film starts at 6:25 and ends at 7:15. How long is the film? (a) 1 h 50 min (b) 1 h (c) 50 min (d) 40 min
  8. 8.A film starts at 6:50 and ends at 9:30. How long is the film? (a) 1 h 40 min (b) 2 h 50 min (c) 2 h 40 min (d) 3 h 40 min
  9. 9.A film starts at 1:10 and ends at 3:10. How long is the film? (a) 3 h (b) 1 h (c) 2 h (d) 2 h 10 min
  10. 10.What time will it be 15 minutes after 2:00? (a) 2:15 (b) 1:15 (c) 2:05 (d) 3:15
  11. 11.What time was it 15 minutes before 8:00? (a) 7:45 (b) 6:45 (c) 7:55 (d) 8:45
  12. 12.A film starts at 6:35 and ends at 8:40. How long is the film? (a) 1 h 5 min (b) 2 h 15 min (c) 3 h 5 min (d) 2 h 5 min
  13. 13.A film starts at 4:20 and ends at 4:55. How long is the film? (a) 35 min (b) 25 min (c) 45 min (d) 1 h 35 min
  14. 14.A film starts at 2:10 and ends at 3:15. How long is the film? (a) 1 h 5 min (b) 1 h 15 min (c) 5 min (d) 2 h 5 min
  15. 15.A film starts at 6:05 and ends at 7:25. How long is the film? (a) 20 min (b) 2 h 20 min (c) 1 h 20 min (d) 1 h 30 min
  16. 16.What time will it be 15 minutes after 4:50? (a) 4:55 (b) 4:05 (c) 6:05 (d) 5:05
  17. 17.What time was it 20 minutes before 11:15? (a) 11:55 (b) 10:55 (c) 9:55 (d) 11:05
  18. 18.A film starts at 4:10 and ends at 5:00. How long is the film? (a) 40 min (b) 50 min (c) 1 h (d) 1 h 50 min
  19. 19.What time will it be 50 minutes after 6:15? (a) 6:05 (b) 7:05 (c) 8:05 (d) 6:55
  20. 20.What time will it be 15 minutes after 9:40? (a) 8:55 (b) 9:55 (c) 10:55 (d) 9:45
  21. 21.A film starts at 7:10 and ends at 7:30. How long is the film? (a) 10 min (b) 30 min (c) 20 min (d) 1 h 20 min
  22. 22.What time will it be 50 minutes after 9:40? (a) 10:30 (b) 11:30 (c) 9:30 (d) 10:20
  23. 23.What time will it be 55 minutes after 4:50? (a) 5:35 (b) 5:45 (c) 6:45 (d) 4:45
  24. 24.What time was it 15 minutes before 9:10? (a) 9:05 (b) 7:55 (c) 9:55 (d) 8:55
  25. 25.What time was it 30 minutes before 6:05? (a) 5:35 (b) 5:45 (c) 6:35 (d) 4:35
  26. 26.A film starts at 5:15 and ends at 7:25. How long is the film? (a) 2 h 10 min (b) 2 h 20 min (c) 3 h 10 min (d) 1 h 10 min
  27. 27.What time was it 45 minutes before 6:30? (a) 5:55 (b) 6:45 (c) 4:45 (d) 5:45
  28. 28.What time will it be 40 minutes after 2:55? (a) 4:35 (b) 3:35 (c) 2:35 (d) 3:25
  29. 29.A film starts at 3:20 and ends at 3:45. How long is the film? (a) 35 min (b) 1 h 25 min (c) 15 min (d) 25 min
  30. 30.What time was it 45 minutes before 6:45? (a) 5:00 (b) 7:00 (c) 6:10 (d) 6:00
  31. 31.What time will it be 25 minutes after 8:05? (a) 8:30 (b) 9:30 (c) 7:30 (d) 8:20
  32. 32.A film starts at 6:55 and ends at 7:30. How long is the film? (a) 45 min (b) 35 min (c) 25 min (d) 1 h 35 min
  33. 33.What time will it be 30 minutes after 2:00? (a) 2:20 (b) 3:30 (c) 2:30 (d) 1:30
  34. 34.What time will it be 50 minutes after 4:15? (a) 4:55 (b) 5:05 (c) 6:05 (d) 4:05
  35. 35.What time was it 15 minutes before 4:15? (a) 4:10 (b) 3:00 (c) 5:00 (d) 4:00
  36. 36.What time will it be 35 minutes after 4:20? (a) 3:55 (b) 4:45 (c) 5:55 (d) 4:55
  37. 37.A film starts at 4:00 and ends at 5:00. How long is the film? (a) 1 h 10 min (b) 1 h (c) 50 min (d) 2 h
  38. 38.What time was it 15 minutes before 4:50? (a) 3:35 (b) 4:45 (c) 5:35 (d) 4:35
  39. 39.A film starts at 2:35 and ends at 3:55. How long is the film? (a) 1 h 20 min (b) 2 h 20 min (c) 1 h 30 min (d) 20 min
  40. 40.A film starts at 2:20 and ends at 3:20. How long is the film? (a) 50 min (b) 2 h (c) 1 h (d) 1 h 10 min

Answer key

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

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