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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 345 · 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 35 minutes after 4:20? (a) 5:55 (b) 3:55 (c) 4:45 (d) 4:55
  2. 2.What time was it 30 minutes before 9:10? (a) 8:50 (b) 8:40 (c) 9:40 (d) 7:40
  3. 3.A film starts at 8:10 and ends at 11:00. How long is the film? (a) 3 h 50 min (b) 1 h 50 min (c) 3 h (d) 2 h 50 min
  4. 4.What time was it 55 minutes before 11:50? (a) 11:05 (b) 9:55 (c) 10:55 (d) 11:55
  5. 5.What time was it 45 minutes before 6:30? (a) 5:55 (b) 4:45 (c) 5:45 (d) 6:45
  6. 6.What time will it be 20 minutes after 1:30? (a) 2:50 (b) 2:00 (c) 1:50 (d) 1:40
  7. 7.A film starts at 6:15 and ends at 8:55. How long is the film? (a) 3 h 40 min (b) 2 h 50 min (c) 2 h 40 min (d) 1 h 40 min
  8. 8.What time was it 25 minutes before 7:30? (a) 7:15 (b) 6:05 (c) 8:05 (d) 7:05
  9. 9.What time was it 30 minutes before 5:55? (a) 5:35 (b) 6:25 (c) 5:25 (d) 4:25
  10. 10.What time was it 30 minutes before 2:45? (a) 1:15 (b) 2:15 (c) 3:15 (d) 2:25
  11. 11.What time was it 45 minutes before 4:25? (a) 4:40 (b) 3:40 (c) 3:50 (d) 2:40
  12. 12.What time was it 15 minutes before 6:40? (a) 7:25 (b) 6:25 (c) 5:25 (d) 6:35
  13. 13.A film starts at 6:35 and ends at 8:00. How long is the film? (a) 25 min (b) 2 h 25 min (c) 1 h 25 min (d) 1 h 35 min
  14. 14.A film starts at 6:55 and ends at 9:15. How long is the film? (a) 3 h 20 min (b) 1 h 20 min (c) 2 h 30 min (d) 2 h 20 min
  15. 15.What time will it be 55 minutes after 3:35? (a) 3:30 (b) 4:20 (c) 5:30 (d) 4:30
  16. 16.What time was it 40 minutes before 2:50? (a) 3:10 (b) 1:10 (c) 2:10 (d) 2:20
  17. 17.What time was it 40 minutes before 10:15? (a) 8:35 (b) 10:35 (c) 9:45 (d) 9:35
  18. 18.What time was it 40 minutes before 2:00? (a) 1:10 (b) 2:20 (c) 1:20 (d) 1:30
  19. 19.What time was it 50 minutes before 2:25? (a) 2:35 (b) 1:35 (c) 1:45 (d) 1:25
  20. 20.A film starts at 3:50 and ends at 5:40. How long is the film? (a) 2 h 50 min (b) 50 min (c) 1 h 50 min (d) 2 h
  21. 21.A film starts at 4:45 and ends at 6:55. How long is the film? (a) 1 h 10 min (b) 3 h 10 min (c) 2 h 10 min (d) 2 h 20 min
  22. 22.A film starts at 3:35 and ends at 4:40. How long is the film? (a) 2 h 5 min (b) 5 min (c) 1 h 15 min (d) 1 h 5 min
  23. 23.What time was it 25 minutes before 5:35? (a) 6:10 (b) 5:10 (c) 5:20 (d) 4:10
  24. 24.A film starts at 5:00 and ends at 7:15. How long is the film? (a) 2 h 15 min (b) 1 h 15 min (c) 3 h 15 min (d) 2 h 25 min
  25. 25.What time will it be 55 minutes after 6:15? (a) 8:10 (b) 7:00 (c) 6:10 (d) 7:10
  26. 26.A film starts at 7:05 and ends at 8:55. How long is the film? (a) 2 h 50 min (b) 50 min (c) 2 h (d) 1 h 50 min
  27. 27.What time will it be 50 minutes after 3:25? (a) 3:15 (b) 5:15 (c) 4:05 (d) 4:15
  28. 28.A film starts at 3:30 and ends at 4:45. How long is the film? (a) 2 h 15 min (b) 1 h 25 min (c) 1 h 15 min (d) 15 min
  29. 29.What time will it be 25 minutes after 2:55? (a) 3:10 (b) 3:20 (c) 4:20 (d) 2:20
  30. 30.What time was it 45 minutes before 6:10? (a) 4:25 (b) 6:25 (c) 5:35 (d) 5:25
  31. 31.A film starts at 6:05 and ends at 7:35. How long is the film? (a) 2 h 30 min (b) 1 h 30 min (c) 30 min (d) 1 h 40 min
  32. 32.A film starts at 7:20 and ends at 8:50. How long is the film? (a) 2 h 30 min (b) 1 h 30 min (c) 30 min (d) 1 h 40 min
  33. 33.What time will it be 55 minutes after 9:15? (a) 11:10 (b) 10:10 (c) 10:00 (d) 9:10
  34. 34.What time was it 20 minutes before 10:40? (a) 9:20 (b) 11:20 (c) 10:30 (d) 10:20
  35. 35.What time will it be 30 minutes after 5:50? (a) 5:20 (b) 6:20 (c) 6:10 (d) 7:20
  36. 36.A film starts at 8:05 and ends at 8:40. How long is the film? (a) 25 min (b) 45 min (c) 35 min (d) 1 h 35 min
  37. 37.What time will it be 20 minutes after 4:45? (a) 6:05 (b) 5:05 (c) 4:55 (d) 4:05
  38. 38.A film starts at 1:20 and ends at 2:55. How long is the film? (a) 2 h 35 min (b) 35 min (c) 1 h 35 min (d) 1 h 45 min
  39. 39.A film starts at 3:10 and ends at 4:25. How long is the film? (a) 1 h 15 min (b) 1 h 25 min (c) 15 min (d) 2 h 15 min
  40. 40.What time was it 35 minutes before 4:00? (a) 4:25 (b) 3:35 (c) 2:25 (d) 3:25

Answer key

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

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