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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 612 · 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 50 minutes before 7:30? (a) 7:40 (b) 6:50 (c) 5:40 (d) 6:40
  2. 2.What time will it be 50 minutes after 2:10? (a) 3:00 (b) 2:50 (c) 2:00 (d) 4:00
  3. 3.What time was it 15 minutes before 9:00? (a) 7:45 (b) 8:55 (c) 9:45 (d) 8:45
  4. 4.What time will it be 25 minutes after 6:40? (a) 7:05 (b) 6:05 (c) 8:05 (d) 6:55
  5. 5.A film starts at 5:25 and ends at 6:30. How long is the film? (a) 5 min (b) 1 h 15 min (c) 1 h 5 min (d) 2 h 5 min
  6. 6.What time was it 20 minutes before 3:00? (a) 3:40 (b) 2:40 (c) 1:40 (d) 2:50
  7. 7.A film starts at 3:40 and ends at 5:40. How long is the film? (a) 1 h (b) 2 h 10 min (c) 2 h (d) 3 h
  8. 8.A film starts at 5:05 and ends at 7:50. How long is the film? (a) 3 h 45 min (b) 2 h 55 min (c) 2 h 45 min (d) 1 h 45 min
  9. 9.What time was it 45 minutes before 11:05? (a) 10:20 (b) 11:20 (c) 9:20 (d) 10:30
  10. 10.What time will it be 25 minutes after 7:35? (a) 7:00 (b) 9:00 (c) 7:50 (d) 8:00
  11. 11.What time was it 25 minutes before 4:50? (a) 5:25 (b) 4:25 (c) 3:25 (d) 4:35
  12. 12.What time will it be 35 minutes after 5:55? (a) 5:30 (b) 6:20 (c) 7:30 (d) 6:30
  13. 13.What time will it be 15 minutes after 7:35? (a) 6:50 (b) 8:50 (c) 7:40 (d) 7:50
  14. 14.What time will it be 35 minutes after 4:40? (a) 5:05 (b) 6:15 (c) 5:15 (d) 4:15
  15. 15.What time will it be 40 minutes after 4:55? (a) 6:35 (b) 4:35 (c) 5:35 (d) 5:25
  16. 16.A film starts at 2:05 and ends at 5:00. How long is the film? (a) 1 h 55 min (b) 3 h 55 min (c) 3 h 5 min (d) 2 h 55 min
  17. 17.What time was it 50 minutes before 4:05? (a) 3:25 (b) 2:15 (c) 3:15 (d) 4:15
  18. 18.What time was it 15 minutes before 11:35? (a) 11:30 (b) 10:20 (c) 11:20 (d) 12:20
  19. 19.A film starts at 8:35 and ends at 11:15. How long is the film? (a) 3 h 40 min (b) 1 h 40 min (c) 2 h 50 min (d) 2 h 40 min
  20. 20.A film starts at 7:25 and ends at 10:00. How long is the film? (a) 3 h 35 min (b) 1 h 35 min (c) 2 h 35 min (d) 2 h 45 min
  21. 21.A film starts at 6:25 and ends at 8:45. How long is the film? (a) 3 h 20 min (b) 2 h 20 min (c) 1 h 20 min (d) 2 h 30 min
  22. 22.A film starts at 8:25 and ends at 10:55. How long is the film? (a) 1 h 30 min (b) 2 h 30 min (c) 3 h 30 min (d) 2 h 40 min
  23. 23.What time will it be 15 minutes after 9:10? (a) 8:25 (b) 9:25 (c) 10:25 (d) 9:15
  24. 24.What time was it 35 minutes before 5:30? (a) 5:55 (b) 4:55 (c) 3:55 (d) 5:05
  25. 25.What time was it 25 minutes before 7:15? (a) 7:50 (b) 5:50 (c) 6:50 (d) 7:00
  26. 26.What time was it 50 minutes before 5:15? (a) 4:25 (b) 4:35 (c) 3:25 (d) 5:25
  27. 27.What time was it 55 minutes before 7:30? (a) 6:45 (b) 7:35 (c) 5:35 (d) 6:35
  28. 28.What time will it be 55 minutes after 8:55? (a) 9:40 (b) 8:50 (c) 10:50 (d) 9:50
  29. 29.What time will it be 25 minutes after 4:00? (a) 3:25 (b) 4:15 (c) 4:25 (d) 5:25
  30. 30.What time was it 30 minutes before 6:50? (a) 7:20 (b) 6:30 (c) 6:20 (d) 5:20
  31. 31.A film starts at 7:15 and ends at 8:35. How long is the film? (a) 20 min (b) 1 h 30 min (c) 2 h 20 min (d) 1 h 20 min
  32. 32.What time was it 45 minutes before 7:25? (a) 6:40 (b) 5:40 (c) 6:50 (d) 7:40
  33. 33.A film starts at 6:20 and ends at 7:45. How long is the film? (a) 1 h 25 min (b) 2 h 25 min (c) 25 min (d) 1 h 35 min
  34. 34.What time will it be 35 minutes after 3:15? (a) 3:40 (b) 4:50 (c) 2:50 (d) 3:50
  35. 35.What time will it be 55 minutes after 9:15? (a) 9:10 (b) 11:10 (c) 10:00 (d) 10:10
  36. 36.A film starts at 3:20 and ends at 5:45. How long is the film? (a) 3 h 25 min (b) 1 h 25 min (c) 2 h 25 min (d) 2 h 35 min
  37. 37.What time was it 50 minutes before 9:40? (a) 9:50 (b) 8:50 (c) 7:50 (d) 9:00
  38. 38.What time was it 30 minutes before 3:10? (a) 3:40 (b) 2:40 (c) 2:50 (d) 1:40
  39. 39.What time will it be 45 minutes after 9:10? (a) 8:55 (b) 10:55 (c) 9:55 (d) 9:45
  40. 40.A film starts at 8:00 and ends at 10:35. How long is the film? (a) 3 h 35 min (b) 1 h 35 min (c) 2 h 35 min (d) 2 h 45 min

Answer key

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

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