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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 293 · 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 5:55? (a) 5:10 (b) 6:10 (c) 4:10 (d) 5:20
  2. 2.What time was it 50 minutes before 3:20? (a) 3:30 (b) 2:40 (c) 2:30 (d) 1:30
  3. 3.What time was it 45 minutes before 10:55? (a) 9:10 (b) 10:20 (c) 10:10 (d) 11:10
  4. 4.What time was it 30 minutes before 7:50? (a) 8:20 (b) 6:20 (c) 7:30 (d) 7:20
  5. 5.What time will it be 15 minutes after 8:55? (a) 9:10 (b) 8:10 (c) 9:00 (d) 10:10
  6. 6.What time will it be 35 minutes after 7:20? (a) 8:55 (b) 7:45 (c) 6:55 (d) 7:55
  7. 7.A film starts at 3:15 and ends at 6:10. How long is the film? (a) 1 h 55 min (b) 2 h 55 min (c) 3 h 5 min (d) 3 h 55 min
  8. 8.A film starts at 1:55 and ends at 2:25. How long is the film? (a) 30 min (b) 1 h 30 min (c) 20 min (d) 40 min
  9. 9.What time will it be 30 minutes after 9:50? (a) 11:20 (b) 10:10 (c) 10:20 (d) 9:20
  10. 10.What time will it be 40 minutes after 3:40? (a) 5:20 (b) 4:20 (c) 3:20 (d) 4:10
  11. 11.What time was it 45 minutes before 5:50? (a) 5:15 (b) 6:05 (c) 5:05 (d) 4:05
  12. 12.What time will it be 50 minutes after 8:05? (a) 8:45 (b) 7:55 (c) 9:55 (d) 8:55
  13. 13.What time will it be 25 minutes after 8:25? (a) 8:40 (b) 7:50 (c) 9:50 (d) 8:50
  14. 14.What time will it be 45 minutes after 6:35? (a) 7:20 (b) 6:20 (c) 8:20 (d) 7:10
  15. 15.A film starts at 2:10 and ends at 3:30. How long is the film? (a) 20 min (b) 1 h 30 min (c) 1 h 20 min (d) 2 h 20 min
  16. 16.A film starts at 8:35 and ends at 9:30. How long is the film? (a) 1 h 55 min (b) 1 h 5 min (c) 55 min (d) 45 min
  17. 17.What time will it be 45 minutes after 2:45? (a) 3:30 (b) 3:20 (c) 2:30 (d) 4:30
  18. 18.A film starts at 3:25 and ends at 4:10. How long is the film? (a) 55 min (b) 45 min (c) 1 h 45 min (d) 35 min
  19. 19.A film starts at 6:25 and ends at 8:00. How long is the film? (a) 1 h 45 min (b) 1 h 35 min (c) 35 min (d) 2 h 35 min
  20. 20.What time was it 15 minutes before 10:45? (a) 11:30 (b) 9:30 (c) 10:30 (d) 10:40
  21. 21.A film starts at 7:10 and ends at 9:50. How long is the film? (a) 2 h 50 min (b) 1 h 40 min (c) 2 h 40 min (d) 3 h 40 min
  22. 22.What time was it 25 minutes before 6:05? (a) 5:50 (b) 6:40 (c) 4:40 (d) 5:40
  23. 23.What time was it 50 minutes before 4:05? (a) 3:25 (b) 2:15 (c) 3:15 (d) 4:15
  24. 24.What time was it 20 minutes before 4:15? (a) 4:55 (b) 2:55 (c) 4:05 (d) 3:55
  25. 25.A film starts at 3:00 and ends at 5:55. How long is the film? (a) 2 h 55 min (b) 3 h 55 min (c) 3 h 5 min (d) 1 h 55 min
  26. 26.What time was it 30 minutes before 7:15? (a) 6:55 (b) 7:45 (c) 5:45 (d) 6:45
  27. 27.What time was it 30 minutes before 11:05? (a) 10:45 (b) 11:35 (c) 9:35 (d) 10:35
  28. 28.A film starts at 6:25 and ends at 7:35. How long is the film? (a) 1 h 20 min (b) 10 min (c) 1 h 10 min (d) 2 h 10 min
  29. 29.What time will it be 25 minutes after 2:15? (a) 3:40 (b) 1:40 (c) 2:40 (d) 2:30
  30. 30.What time will it be 25 minutes after 5:05? (a) 4:30 (b) 5:30 (c) 5:20 (d) 6:30
  31. 31.What time will it be 15 minutes after 6:00? (a) 7:15 (b) 6:15 (c) 6:05 (d) 5:15
  32. 32.A film starts at 3:10 and ends at 5:35. How long is the film? (a) 2 h 35 min (b) 3 h 25 min (c) 1 h 25 min (d) 2 h 25 min
  33. 33.What time will it be 15 minutes after 1:55? (a) 2:10 (b) 1:10 (c) 3:10 (d) 2:00
  34. 34.A film starts at 7:55 and ends at 9:25. How long is the film? (a) 30 min (b) 1 h 30 min (c) 2 h 30 min (d) 1 h 40 min
  35. 35.A film starts at 6:40 and ends at 7:40. How long is the film? (a) 50 min (b) 1 h 10 min (c) 2 h (d) 1 h
  36. 36.A film starts at 8:00 and ends at 9:55. How long is the film? (a) 55 min (b) 1 h 55 min (c) 2 h 55 min (d) 2 h 5 min
  37. 37.A film starts at 3:30 and ends at 5:00. How long is the film? (a) 1 h 30 min (b) 1 h 40 min (c) 2 h 30 min (d) 30 min
  38. 38.What time will it be 20 minutes after 1:10? (a) 1:30 (b) 1:40 (c) 2:30 (d) 1:20
  39. 39.What time was it 55 minutes before 3:05? (a) 1:10 (b) 3:10 (c) 2:20 (d) 2:10
  40. 40.A film starts at 2:20 and ends at 3:55. How long is the film? (a) 1 h 45 min (b) 35 min (c) 2 h 35 min (d) 1 h 35 min

Answer key

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

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