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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 275 · 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 8:35? (a) 8:50 (b) 8:00 (c) 6:50 (d) 7:50
  2. 2.What time was it 40 minutes before 2:15? (a) 1:45 (b) 1:35 (c) 2:35 (d) 1:25
  3. 3.What time will it be 40 minutes after 3:00? (a) 3:30 (b) 2:40 (c) 3:40 (d) 4:40
  4. 4.What time was it 55 minutes before 10:20? (a) 10:25 (b) 9:25 (c) 9:35 (d) 8:25
  5. 5.A film starts at 6:50 and ends at 9:10. How long is the film? (a) 3 h 20 min (b) 1 h 20 min (c) 2 h 20 min (d) 2 h 30 min
  6. 6.What time was it 15 minutes before 2:10? (a) 1:55 (b) 1:45 (c) 2:05 (d) 2:55
  7. 7.What time was it 15 minutes before 10:55? (a) 10:50 (b) 10:40 (c) 11:40 (d) 9:40
  8. 8.What time will it be 55 minutes after 5:25? (a) 6:10 (b) 7:20 (c) 5:20 (d) 6:20
  9. 9.What time was it 30 minutes before 5:15? (a) 4:55 (b) 5:45 (c) 3:45 (d) 4:45
  10. 10.A film starts at 4:10 and ends at 5:00. How long is the film? (a) 1 h 50 min (b) 40 min (c) 1 h (d) 50 min
  11. 11.What time will it be 20 minutes after 10:20? (a) 9:40 (b) 11:40 (c) 10:40 (d) 10:30
  12. 12.What time will it be 30 minutes after 5:10? (a) 4:40 (b) 6:40 (c) 5:30 (d) 5:40
  13. 13.A film starts at 2:15 and ends at 5:00. How long is the film? (a) 1 h 45 min (b) 3 h 45 min (c) 2 h 55 min (d) 2 h 45 min
  14. 14.A film starts at 7:15 and ends at 7:45. How long is the film? (a) 1 h 30 min (b) 40 min (c) 30 min (d) 20 min
  15. 15.What time will it be 20 minutes after 4:25? (a) 5:45 (b) 4:45 (c) 4:35 (d) 3:45
  16. 16.What time was it 55 minutes before 10:15? (a) 9:30 (b) 8:20 (c) 10:20 (d) 9:20
  17. 17.What time was it 20 minutes before 6:00? (a) 4:40 (b) 5:40 (c) 5:50 (d) 6:40
  18. 18.What time will it be 35 minutes after 9:00? (a) 10:35 (b) 9:35 (c) 9:25 (d) 8:35
  19. 19.What time was it 50 minutes before 9:10? (a) 9:20 (b) 8:30 (c) 7:20 (d) 8:20
  20. 20.What time was it 35 minutes before 10:05? (a) 8:30 (b) 10:30 (c) 9:30 (d) 9:40
  21. 21.A film starts at 6:05 and ends at 7:20. How long is the film? (a) 1 h 25 min (b) 1 h 15 min (c) 15 min (d) 2 h 15 min
  22. 22.What time will it be 50 minutes after 9:35? (a) 10:15 (b) 11:25 (c) 10:25 (d) 9:25
  23. 23.What time will it be 40 minutes after 7:50? (a) 9:30 (b) 7:30 (c) 8:30 (d) 8:20
  24. 24.What time was it 40 minutes before 4:35? (a) 4:55 (b) 4:05 (c) 2:55 (d) 3:55
  25. 25.A film starts at 3:00 and ends at 4:35. How long is the film? (a) 1 h 45 min (b) 1 h 35 min (c) 2 h 35 min (d) 35 min
  26. 26.What time will it be 45 minutes after 5:40? (a) 5:25 (b) 6:25 (c) 7:25 (d) 6:15
  27. 27.What time will it be 25 minutes after 9:30? (a) 9:55 (b) 9:45 (c) 10:55 (d) 8:55
  28. 28.What time was it 15 minutes before 6:55? (a) 6:50 (b) 7:40 (c) 5:40 (d) 6:40
  29. 29.What time was it 15 minutes before 7:00? (a) 6:55 (b) 7:45 (c) 6:45 (d) 5:45
  30. 30.A film starts at 4:40 and ends at 6:25. How long is the film? (a) 45 min (b) 1 h 55 min (c) 2 h 45 min (d) 1 h 45 min
  31. 31.A film starts at 7:35 and ends at 10:00. How long is the film? (a) 1 h 25 min (b) 2 h 35 min (c) 2 h 25 min (d) 3 h 25 min
  32. 32.What time will it be 40 minutes after 8:10? (a) 8:40 (b) 9:50 (c) 8:50 (d) 7:50
  33. 33.What time will it be 40 minutes after 3:20? (a) 4:00 (b) 3:50 (c) 3:00 (d) 5:00
  34. 34.What time will it be 50 minutes after 2:45? (a) 2:35 (b) 3:25 (c) 4:35 (d) 3:35
  35. 35.A film starts at 8:30 and ends at 9:30. How long is the film? (a) 50 min (b) 2 h (c) 1 h (d) 1 h 10 min
  36. 36.What time was it 15 minutes before 11:05? (a) 11:50 (b) 9:50 (c) 10:50 (d) 11:00
  37. 37.What time will it be 45 minutes after 6:35? (a) 6:20 (b) 7:20 (c) 7:10 (d) 8:20
  38. 38.What time will it be 15 minutes after 1:10? (a) 2:25 (b) 1:25 (c) 1:35 (d) 1:15
  39. 39.A film starts at 1:00 and ends at 1:45. How long is the film? (a) 45 min (b) 35 min (c) 55 min (d) 1 h 45 min
  40. 40.What time will it be 40 minutes after 3:15? (a) 3:45 (b) 4:55 (c) 2:55 (d) 3:55

Answer key

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

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