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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 229 · 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.What time was it 45 minutes before 4:55? (a) 5:10 (b) 3:10 (c) 4:20 (d) 4:10
  2. 2.What time was it 15 minutes before 4:00? (a) 3:55 (b) 2:45 (c) 3:45 (d) 4:45
  3. 3.What time will it be 20 minutes after 8:30? (a) 8:50 (b) 9:50 (c) 8:40 (d) 7:50
  4. 4.What time was it 50 minutes before 2:55? (a) 2:15 (b) 1:05 (c) 2:05 (d) 3:05
  5. 5.What time will it be 30 minutes after 6:00? (a) 7:30 (b) 5:30 (c) 6:20 (d) 6:30
  6. 6.A film starts at 8:15 and ends at 9:35. How long is the film? (a) 20 min (b) 1 h 20 min (c) 2 h 20 min (d) 1 h 30 min
  7. 7.A film starts at 8:50 and ends at 10:25. How long is the film? (a) 2 h 35 min (b) 1 h 45 min (c) 1 h 35 min (d) 35 min
  8. 8.What time was it 30 minutes before 9:15? (a) 8:45 (b) 7:45 (c) 8:55 (d) 9:45
  9. 9.What time was it 25 minutes before 10:05? (a) 9:40 (b) 8:40 (c) 10:40 (d) 9:50
  10. 10.What time will it be 45 minutes after 2:35? (a) 2:20 (b) 3:20 (c) 4:20 (d) 3:10
  11. 11.What time will it be 25 minutes after 1:00? (a) 2:25 (b) 1:15 (c) 1:35 (d) 1:25
  12. 12.A film starts at 3:25 and ends at 5:40. How long is the film? (a) 1 h 15 min (b) 2 h 25 min (c) 2 h 15 min (d) 3 h 15 min
  13. 13.A film starts at 8:25 and ends at 9:15. How long is the film? (a) 1 h (b) 1 h 50 min (c) 50 min (d) 40 min
  14. 14.What time will it be 25 minutes after 4:55? (a) 6:20 (b) 5:20 (c) 5:10 (d) 4:20
  15. 15.What time will it be 55 minutes after 3:40? (a) 5:35 (b) 4:25 (c) 4:35 (d) 3:35
  16. 16.A film starts at 3:10 and ends at 4:10. How long is the film? (a) 50 min (b) 2 h (c) 1 h 10 min (d) 1 h
  17. 17.What time will it be 15 minutes after 10:30? (a) 11:45 (b) 10:35 (c) 10:45 (d) 9:45
  18. 18.What time was it 20 minutes before 11:45? (a) 11:35 (b) 10:25 (c) 12:25 (d) 11:25
  19. 19.A film starts at 1:30 and ends at 3:20. How long is the film? (a) 50 min (b) 2 h (c) 2 h 50 min (d) 1 h 50 min
  20. 20.What time will it be 50 minutes after 10:20? (a) 10:10 (b) 11:00 (c) 11:10 (d) 12:10
  21. 21.What time will it be 35 minutes after 7:50? (a) 8:15 (b) 8:25 (c) 9:25 (d) 7:25
  22. 22.A film starts at 3:30 and ends at 4:55. How long is the film? (a) 1 h 25 min (b) 25 min (c) 1 h 35 min (d) 2 h 25 min
  23. 23.A film starts at 5:15 and ends at 6:55. How long is the film? (a) 40 min (b) 2 h 40 min (c) 1 h 50 min (d) 1 h 40 min
  24. 24.What time will it be 55 minutes after 3:35? (a) 3:30 (b) 4:30 (c) 5:30 (d) 4:20
  25. 25.What time was it 15 minutes before 2:40? (a) 3:25 (b) 2:25 (c) 2:35 (d) 1:25
  26. 26.What time will it be 40 minutes after 8:00? (a) 9:40 (b) 8:30 (c) 7:40 (d) 8:40
  27. 27.A film starts at 8:25 and ends at 11:05. How long is the film? (a) 2 h 50 min (b) 3 h 40 min (c) 1 h 40 min (d) 2 h 40 min
  28. 28.What time will it be 30 minutes after 2:30? (a) 2:00 (b) 2:50 (c) 3:00 (d) 4:00
  29. 29.What time will it be 45 minutes after 3:10? (a) 3:45 (b) 2:55 (c) 3:55 (d) 4:55
  30. 30.A film starts at 5:50 and ends at 8:50. How long is the film? (a) 4 h (b) 3 h (c) 2 h (d) 3 h 10 min
  31. 31.A film starts at 7:50 and ends at 9:25. How long is the film? (a) 1 h 45 min (b) 2 h 35 min (c) 35 min (d) 1 h 35 min
  32. 32.A film starts at 1:25 and ends at 2:00. How long is the film? (a) 35 min (b) 1 h 35 min (c) 45 min (d) 25 min
  33. 33.What time will it be 25 minutes after 7:15? (a) 8:40 (b) 7:30 (c) 7:40 (d) 6:40
  34. 34.What time was it 30 minutes before 11:05? (a) 10:45 (b) 10:35 (c) 11:35 (d) 9:35
  35. 35.What time was it 30 minutes before 10:15? (a) 10:45 (b) 8:45 (c) 9:55 (d) 9:45
  36. 36.A film starts at 3:50 and ends at 6:20. How long is the film? (a) 2 h 30 min (b) 1 h 30 min (c) 2 h 40 min (d) 3 h 30 min
  37. 37.What time was it 20 minutes before 9:55? (a) 10:35 (b) 8:35 (c) 9:45 (d) 9:35
  38. 38.A film starts at 7:30 and ends at 8:00. How long is the film? (a) 20 min (b) 30 min (c) 1 h 30 min (d) 40 min
  39. 39.A film starts at 2:30 and ends at 4:35. How long is the film? (a) 1 h 5 min (b) 3 h 5 min (c) 2 h 5 min (d) 2 h 15 min
  40. 40.What time was it 25 minutes before 3:10? (a) 2:45 (b) 2:55 (c) 3:45 (d) 1:45

Answer key

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

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