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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 342 · 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 2:40 and ends at 5:40. How long is the film? (a) 2 h (b) 3 h (c) 4 h (d) 3 h 10 min
  2. 2.A film starts at 5:00 and ends at 6:20. How long is the film? (a) 2 h 20 min (b) 1 h 20 min (c) 20 min (d) 1 h 30 min
  3. 3.What time will it be 15 minutes after 4:10? (a) 3:25 (b) 5:25 (c) 4:25 (d) 4:15
  4. 4.What time was it 40 minutes before 7:55? (a) 8:15 (b) 7:15 (c) 6:15 (d) 7:25
  5. 5.What time will it be 40 minutes after 5:10? (a) 5:50 (b) 4:50 (c) 6:50 (d) 5:40
  6. 6.What time was it 20 minutes before 3:55? (a) 3:45 (b) 2:35 (c) 3:35 (d) 4:35
  7. 7.What time will it be 50 minutes after 4:00? (a) 4:50 (b) 5:50 (c) 4:40 (d) 3:50
  8. 8.What time will it be 25 minutes after 2:55? (a) 2:20 (b) 4:20 (c) 3:10 (d) 3:20
  9. 9.A film starts at 5:35 and ends at 6:25. How long is the film? (a) 40 min (b) 50 min (c) 1 h 50 min (d) 1 h
  10. 10.A film starts at 6:00 and ends at 6:50. How long is the film? (a) 1 h 50 min (b) 40 min (c) 1 h (d) 50 min
  11. 11.What time was it 25 minutes before 4:05? (a) 2:40 (b) 3:50 (c) 4:40 (d) 3:40
  12. 12.What time will it be 15 minutes after 2:40? (a) 2:45 (b) 3:55 (c) 2:55 (d) 1:55
  13. 13.What time was it 20 minutes before 10:50? (a) 11:30 (b) 10:40 (c) 9:30 (d) 10:30
  14. 14.A film starts at 8:10 and ends at 8:35. How long is the film? (a) 1 h 25 min (b) 15 min (c) 25 min (d) 35 min
  15. 15.What time was it 55 minutes before 5:20? (a) 4:35 (b) 3:25 (c) 5:25 (d) 4:25
  16. 16.A film starts at 7:35 and ends at 10:35. How long is the film? (a) 3 h 10 min (b) 4 h (c) 3 h (d) 2 h
  17. 17.What time was it 35 minutes before 3:40? (a) 4:05 (b) 2:05 (c) 3:15 (d) 3:05
  18. 18.What time will it be 40 minutes after 9:50? (a) 11:30 (b) 9:30 (c) 10:30 (d) 10:20
  19. 19.What time will it be 35 minutes after 3:20? (a) 3:55 (b) 4:55 (c) 3:45 (d) 2:55
  20. 20.What time was it 20 minutes before 4:00? (a) 3:50 (b) 3:40 (c) 2:40 (d) 4:40
  21. 21.What time was it 45 minutes before 4:30? (a) 4:45 (b) 2:45 (c) 3:55 (d) 3:45
  22. 22.What time was it 20 minutes before 4:25? (a) 4:05 (b) 5:05 (c) 4:15 (d) 3:05
  23. 23.A film starts at 1:50 and ends at 4:25. How long is the film? (a) 1 h 35 min (b) 2 h 45 min (c) 3 h 35 min (d) 2 h 35 min
  24. 24.What time will it be 35 minutes after 6:05? (a) 5:40 (b) 7:40 (c) 6:40 (d) 6:30
  25. 25.What time will it be 45 minutes after 6:35? (a) 7:10 (b) 8:20 (c) 7:20 (d) 6:20
  26. 26.What time was it 45 minutes before 3:25? (a) 3:40 (b) 2:40 (c) 2:50 (d) 1:40
  27. 27.What time will it be 55 minutes after 10:10? (a) 12:05 (b) 11:05 (c) 10:05 (d) 10:55
  28. 28.What time will it be 45 minutes after 3:20? (a) 3:05 (b) 3:55 (c) 5:05 (d) 4:05
  29. 29.What time will it be 25 minutes after 5:10? (a) 5:35 (b) 4:35 (c) 5:25 (d) 6:35
  30. 30.A film starts at 8:35 and ends at 10:30. How long is the film? (a) 55 min (b) 2 h 5 min (c) 2 h 55 min (d) 1 h 55 min
  31. 31.What time will it be 25 minutes after 6:00? (a) 6:15 (b) 6:25 (c) 7:25 (d) 5:25
  32. 32.What time was it 45 minutes before 7:45? (a) 8:00 (b) 7:00 (c) 7:10 (d) 6:00
  33. 33.What time will it be 55 minutes after 7:25? (a) 9:20 (b) 8:10 (c) 7:20 (d) 8:20
  34. 34.What time will it be 30 minutes after 7:15? (a) 6:45 (b) 7:35 (c) 8:45 (d) 7:45
  35. 35.A film starts at 5:45 and ends at 7:20. How long is the film? (a) 1 h 45 min (b) 1 h 35 min (c) 35 min (d) 2 h 35 min
  36. 36.What time will it be 25 minutes after 8:10? (a) 7:35 (b) 9:35 (c) 8:25 (d) 8:35
  37. 37.What time was it 30 minutes before 7:00? (a) 7:30 (b) 6:30 (c) 5:30 (d) 6:40
  38. 38.A film starts at 4:05 and ends at 4:55. How long is the film? (a) 1 h (b) 50 min (c) 40 min (d) 1 h 50 min
  39. 39.What time will it be 55 minutes after 8:25? (a) 10:20 (b) 8:20 (c) 9:20 (d) 9:10
  40. 40.What time was it 50 minutes before 7:25? (a) 6:45 (b) 6:35 (c) 7:35 (d) 5:35

Answer key

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

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