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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 714 · 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 will it be 25 minutes after 3:35? (a) 3:00 (b) 5:00 (c) 3:50 (d) 4:00
  2. 2.What time will it be 45 minutes after 1:30? (a) 2:15 (b) 3:15 (c) 1:15 (d) 2:05
  3. 3.What time will it be 15 minutes after 2:20? (a) 3:35 (b) 2:35 (c) 2:25 (d) 1:35
  4. 4.What time will it be 55 minutes after 6:10? (a) 6:05 (b) 8:05 (c) 6:55 (d) 7:05
  5. 5.A film starts at 3:30 and ends at 4:20. How long is the film? (a) 50 min (b) 1 h (c) 1 h 50 min (d) 40 min
  6. 6.What time will it be 30 minutes after 3:50? (a) 3:20 (b) 5:20 (c) 4:10 (d) 4:20
  7. 7.What time was it 40 minutes before 10:00? (a) 10:20 (b) 8:20 (c) 9:30 (d) 9:20
  8. 8.What time will it be 15 minutes after 9:35? (a) 10:50 (b) 9:40 (c) 8:50 (d) 9:50
  9. 9.A film starts at 7:10 and ends at 10:10. How long is the film? (a) 4 h (b) 3 h 10 min (c) 3 h (d) 2 h
  10. 10.What time was it 40 minutes before 6:25? (a) 6:45 (b) 5:55 (c) 5:45 (d) 4:45
  11. 11.What time was it 35 minutes before 8:00? (a) 7:35 (b) 8:25 (c) 7:25 (d) 6:25
  12. 12.What time was it 40 minutes before 6:55? (a) 7:15 (b) 6:15 (c) 6:25 (d) 5:15
  13. 13.What time was it 50 minutes before 11:30? (a) 11:40 (b) 10:40 (c) 9:40 (d) 10:50
  14. 14.A film starts at 3:25 and ends at 4:20. How long is the film? (a) 1 h 5 min (b) 1 h 55 min (c) 45 min (d) 55 min
  15. 15.What time was it 50 minutes before 8:00? (a) 6:10 (b) 7:20 (c) 8:10 (d) 7:10
  16. 16.What time will it be 35 minutes after 5:05? (a) 5:30 (b) 6:40 (c) 4:40 (d) 5:40
  17. 17.A film starts at 6:25 and ends at 8:55. How long is the film? (a) 3 h 30 min (b) 1 h 30 min (c) 2 h 40 min (d) 2 h 30 min
  18. 18.What time was it 55 minutes before 4:55? (a) 5:00 (b) 3:00 (c) 4:10 (d) 4:00
  19. 19.What time was it 20 minutes before 2:10? (a) 1:40 (b) 1:50 (c) 2:00 (d) 2:50
  20. 20.What time will it be 35 minutes after 8:45? (a) 9:10 (b) 8:20 (c) 10:20 (d) 9:20
  21. 21.What time will it be 25 minutes after 2:05? (a) 1:30 (b) 2:20 (c) 3:30 (d) 2:30
  22. 22.A film starts at 3:55 and ends at 6:55. How long is the film? (a) 3 h (b) 4 h (c) 2 h (d) 3 h 10 min
  23. 23.What time was it 30 minutes before 11:55? (a) 11:25 (b) 10:25 (c) 11:35 (d) 12:25
  24. 24.What time was it 20 minutes before 11:50? (a) 12:30 (b) 11:30 (c) 11:40 (d) 10:30
  25. 25.What time was it 45 minutes before 4:35? (a) 3:50 (b) 4:00 (c) 4:50 (d) 2:50
  26. 26.What time was it 45 minutes before 7:25? (a) 7:40 (b) 5:40 (c) 6:50 (d) 6:40
  27. 27.What time was it 20 minutes before 5:15? (a) 3:55 (b) 5:55 (c) 5:05 (d) 4:55
  28. 28.What time will it be 40 minutes after 2:50? (a) 4:30 (b) 3:20 (c) 3:30 (d) 2:30
  29. 29.What time was it 40 minutes before 11:15? (a) 10:45 (b) 9:35 (c) 11:35 (d) 10:35
  30. 30.What time will it be 30 minutes after 3:10? (a) 2:40 (b) 3:30 (c) 4:40 (d) 3:40
  31. 31.A film starts at 2:10 and ends at 2:45. How long is the film? (a) 25 min (b) 1 h 35 min (c) 35 min (d) 45 min
  32. 32.What time was it 55 minutes before 10:45? (a) 10:50 (b) 9:50 (c) 8:50 (d) 10:00
  33. 33.What time will it be 35 minutes after 8:05? (a) 8:30 (b) 8:40 (c) 9:40 (d) 7:40
  34. 34.A film starts at 2:20 and ends at 4:10. How long is the film? (a) 2 h 50 min (b) 50 min (c) 1 h 50 min (d) 2 h
  35. 35.What time will it be 50 minutes after 1:10? (a) 3:00 (b) 2:00 (c) 1:50 (d) 1:00
  36. 36.What time was it 40 minutes before 2:45? (a) 1:05 (b) 2:05 (c) 2:15 (d) 3:05
  37. 37.What time was it 55 minutes before 11:15? (a) 10:30 (b) 9:20 (c) 11:20 (d) 10:20
  38. 38.A film starts at 4:15 and ends at 5:00. How long is the film? (a) 1 h 45 min (b) 45 min (c) 55 min (d) 35 min
  39. 39.What time will it be 35 minutes after 5:00? (a) 6:35 (b) 5:35 (c) 4:35 (d) 5:25
  40. 40.A film starts at 8:35 and ends at 11:10. How long is the film? (a) 2 h 35 min (b) 3 h 35 min (c) 1 h 35 min (d) 2 h 45 min

Answer key

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

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