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Time and Clock Worksheet for Maths Olympiad

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

Answer key

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

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