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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 561 · 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 3:05 and ends at 5:05. How long is the film? (a) 2 h 10 min (b) 1 h (c) 3 h (d) 2 h
  2. 2.A film starts at 1:50 and ends at 4:50. How long is the film? (a) 3 h (b) 3 h 10 min (c) 4 h (d) 2 h
  3. 3.What time will it be 40 minutes after 3:40? (a) 4:20 (b) 5:20 (c) 3:20 (d) 4:10
  4. 4.What time will it be 50 minutes after 4:05? (a) 3:55 (b) 4:45 (c) 5:55 (d) 4:55
  5. 5.A film starts at 2:40 and ends at 3:15. How long is the film? (a) 1 h 35 min (b) 25 min (c) 45 min (d) 35 min
  6. 6.A film starts at 4:20 and ends at 5:50. How long is the film? (a) 2 h 30 min (b) 1 h 30 min (c) 30 min (d) 1 h 40 min
  7. 7.What time was it 50 minutes before 11:00? (a) 9:10 (b) 10:20 (c) 10:10 (d) 11:10
  8. 8.What time will it be 30 minutes after 4:50? (a) 5:20 (b) 4:20 (c) 6:20 (d) 5:10
  9. 9.What time will it be 20 minutes after 9:25? (a) 8:45 (b) 9:45 (c) 10:45 (d) 9:35
  10. 10.What time will it be 30 minutes after 2:30? (a) 2:00 (b) 3:00 (c) 2:50 (d) 4:00
  11. 11.A film starts at 2:00 and ends at 2:50. How long is the film? (a) 1 h 50 min (b) 40 min (c) 50 min (d) 1 h
  12. 12.What time will it be 25 minutes after 4:55? (a) 6:20 (b) 5:20 (c) 4:20 (d) 5:10
  13. 13.What time will it be 30 minutes after 7:10? (a) 7:40 (b) 6:40 (c) 8:40 (d) 7:30
  14. 14.What time was it 25 minutes before 7:45? (a) 6:20 (b) 7:30 (c) 8:20 (d) 7:20
  15. 15.What time will it be 45 minutes after 10:25? (a) 11:10 (b) 10:10 (c) 11:00 (d) 12:10
  16. 16.What time was it 40 minutes before 8:20? (a) 6:40 (b) 8:40 (c) 7:40 (d) 7:50
  17. 17.What time will it be 50 minutes after 2:35? (a) 3:25 (b) 4:25 (c) 2:25 (d) 3:15
  18. 18.What time was it 45 minutes before 3:35? (a) 1:50 (b) 2:50 (c) 3:00 (d) 3:50
  19. 19.What time will it be 15 minutes after 4:10? (a) 4:25 (b) 3:25 (c) 4:15 (d) 5:25
  20. 20.What time was it 40 minutes before 4:30? (a) 4:50 (b) 3:50 (c) 4:00 (d) 2:50
  21. 21.A film starts at 7:45 and ends at 9:20. How long is the film? (a) 2 h 35 min (b) 1 h 35 min (c) 1 h 45 min (d) 35 min
  22. 22.What time will it be 15 minutes after 5:10? (a) 5:15 (b) 6:25 (c) 5:25 (d) 4:25
  23. 23.A film starts at 7:10 and ends at 8:45. How long is the film? (a) 35 min (b) 1 h 45 min (c) 2 h 35 min (d) 1 h 35 min
  24. 24.What time will it be 30 minutes after 8:55? (a) 9:25 (b) 10:25 (c) 9:15 (d) 8:25
  25. 25.What time was it 25 minutes before 2:45? (a) 2:20 (b) 3:20 (c) 1:20 (d) 2:30
  26. 26.What time was it 20 minutes before 10:05? (a) 10:45 (b) 9:45 (c) 8:45 (d) 9:55
  27. 27.What time will it be 30 minutes after 9:25? (a) 10:55 (b) 9:45 (c) 8:55 (d) 9:55
  28. 28.A film starts at 6:50 and ends at 9:05. How long is the film? (a) 3 h 15 min (b) 2 h 15 min (c) 1 h 15 min (d) 2 h 25 min
  29. 29.A film starts at 4:00 and ends at 6:50. How long is the film? (a) 3 h (b) 3 h 50 min (c) 1 h 50 min (d) 2 h 50 min
  30. 30.What time will it be 50 minutes after 4:25? (a) 4:15 (b) 6:15 (c) 5:15 (d) 5:05
  31. 31.What time will it be 30 minutes after 5:45? (a) 5:15 (b) 7:15 (c) 6:05 (d) 6:15
  32. 32.A film starts at 7:55 and ends at 8:30. How long is the film? (a) 25 min (b) 45 min (c) 1 h 35 min (d) 35 min
  33. 33.A film starts at 3:55 and ends at 6:50. How long is the film? (a) 3 h 5 min (b) 3 h 55 min (c) 1 h 55 min (d) 2 h 55 min
  34. 34.A film starts at 7:05 and ends at 9:25. How long is the film? (a) 3 h 20 min (b) 1 h 20 min (c) 2 h 30 min (d) 2 h 20 min
  35. 35.What time was it 55 minutes before 10:45? (a) 8:50 (b) 10:00 (c) 10:50 (d) 9:50
  36. 36.A film starts at 1:40 and ends at 4:05. How long is the film? (a) 2 h 35 min (b) 1 h 25 min (c) 3 h 25 min (d) 2 h 25 min
  37. 37.What time will it be 15 minutes after 3:15? (a) 3:30 (b) 3:20 (c) 2:30 (d) 4:30
  38. 38.A film starts at 1:20 and ends at 2:25. How long is the film? (a) 5 min (b) 1 h 15 min (c) 1 h 5 min (d) 2 h 5 min
  39. 39.A film starts at 8:05 and ends at 8:30. How long is the film? (a) 15 min (b) 1 h 25 min (c) 25 min (d) 35 min
  40. 40.A film starts at 3:10 and ends at 5:00. How long is the film? (a) 2 h (b) 1 h 50 min (c) 2 h 50 min (d) 50 min

Answer key

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

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