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Time and Clock Worksheet for Maths Olympiad

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

Answer key

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

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