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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 427 · 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.A film starts at 6:05 and ends at 7:35. How long is the film? (a) 1 h 40 min (b) 1 h 30 min (c) 2 h 30 min (d) 30 min
  2. 2.What time was it 30 minutes before 8:40? (a) 7:10 (b) 9:10 (c) 8:20 (d) 8:10
  3. 3.What time will it be 30 minutes after 2:35? (a) 4:05 (b) 3:05 (c) 2:55 (d) 2:05
  4. 4.A film starts at 6:10 and ends at 7:10. How long is the film? (a) 2 h (b) 50 min (c) 1 h 10 min (d) 1 h
  5. 5.What time was it 15 minutes before 9:00? (a) 8:55 (b) 7:45 (c) 8:45 (d) 9:45
  6. 6.What time will it be 30 minutes after 6:30? (a) 8:00 (b) 6:00 (c) 7:00 (d) 6:50
  7. 7.What time was it 40 minutes before 5:00? (a) 5:20 (b) 3:20 (c) 4:30 (d) 4:20
  8. 8.What time will it be 40 minutes after 3:55? (a) 5:35 (b) 4:25 (c) 4:35 (d) 3:35
  9. 9.A film starts at 7:20 and ends at 9:30. How long is the film? (a) 3 h 10 min (b) 1 h 10 min (c) 2 h 20 min (d) 2 h 10 min
  10. 10.What time was it 35 minutes before 4:45? (a) 3:10 (b) 4:10 (c) 4:20 (d) 5:10
  11. 11.What time will it be 35 minutes after 3:05? (a) 3:40 (b) 2:40 (c) 4:40 (d) 3:30
  12. 12.What time will it be 25 minutes after 4:20? (a) 3:45 (b) 4:35 (c) 5:45 (d) 4:45
  13. 13.A film starts at 2:15 and ends at 2:45. How long is the film? (a) 40 min (b) 20 min (c) 30 min (d) 1 h 30 min
  14. 14.What time will it be 25 minutes after 4:35? (a) 6:00 (b) 4:00 (c) 5:00 (d) 4:50
  15. 15.What time was it 40 minutes before 10:50? (a) 11:10 (b) 10:10 (c) 10:20 (d) 9:10
  16. 16.What time will it be 35 minutes after 7:50? (a) 8:25 (b) 8:15 (c) 9:25 (d) 7:25
  17. 17.What time will it be 15 minutes after 2:20? (a) 3:35 (b) 1:35 (c) 2:25 (d) 2:35
  18. 18.What time will it be 35 minutes after 1:45? (a) 2:20 (b) 1:20 (c) 3:20 (d) 2:10
  19. 19.What time was it 20 minutes before 5:50? (a) 5:40 (b) 4:30 (c) 5:30 (d) 6:30
  20. 20.What time will it be 55 minutes after 2:25? (a) 3:20 (b) 4:20 (c) 2:20 (d) 3:10
  21. 21.A film starts at 3:35 and ends at 4:50. How long is the film? (a) 15 min (b) 2 h 15 min (c) 1 h 25 min (d) 1 h 15 min
  22. 22.What time was it 40 minutes before 10:00? (a) 9:30 (b) 9:20 (c) 10:20 (d) 8:20
  23. 23.What time was it 50 minutes before 7:10? (a) 5:20 (b) 6:20 (c) 7:20 (d) 6:30
  24. 24.A film starts at 5:15 and ends at 5:45. How long is the film? (a) 20 min (b) 40 min (c) 30 min (d) 1 h 30 min
  25. 25.A film starts at 3:50 and ends at 6:05. How long is the film? (a) 2 h 25 min (b) 2 h 15 min (c) 3 h 15 min (d) 1 h 15 min
  26. 26.What time was it 40 minutes before 6:00? (a) 5:30 (b) 4:20 (c) 5:20 (d) 6:20
  27. 27.What time was it 30 minutes before 4:15? (a) 2:45 (b) 3:45 (c) 3:55 (d) 4:45
  28. 28.What time will it be 15 minutes after 7:40? (a) 8:55 (b) 7:55 (c) 6:55 (d) 7:45
  29. 29.A film starts at 3:25 and ends at 5:10. How long is the film? (a) 2 h 45 min (b) 1 h 55 min (c) 45 min (d) 1 h 45 min
  30. 30.What time will it be 20 minutes after 4:45? (a) 5:05 (b) 4:05 (c) 6:05 (d) 4:55
  31. 31.A film starts at 2:35 and ends at 3:40. How long is the film? (a) 5 min (b) 1 h 5 min (c) 2 h 5 min (d) 1 h 15 min
  32. 32.A film starts at 1:05 and ends at 3:50. How long is the film? (a) 1 h 45 min (b) 3 h 45 min (c) 2 h 45 min (d) 2 h 55 min
  33. 33.A film starts at 6:20 and ends at 7:25. How long is the film? (a) 5 min (b) 1 h 15 min (c) 2 h 5 min (d) 1 h 5 min
  34. 34.A film starts at 1:25 and ends at 3:20. How long is the film? (a) 2 h 55 min (b) 2 h 5 min (c) 1 h 55 min (d) 55 min
  35. 35.A film starts at 7:50 and ends at 8:10. How long is the film? (a) 30 min (b) 1 h 20 min (c) 10 min (d) 20 min
  36. 36.What time will it be 15 minutes after 2:10? (a) 2:25 (b) 2:15 (c) 1:25 (d) 3:25
  37. 37.What time will it be 45 minutes after 10:10? (a) 11:55 (b) 10:55 (c) 9:55 (d) 10:45
  38. 38.What time will it be 15 minutes after 2:05? (a) 2:10 (b) 1:20 (c) 2:20 (d) 3:20
  39. 39.A film starts at 3:25 and ends at 6:25. How long is the film? (a) 3 h 10 min (b) 3 h (c) 2 h (d) 4 h
  40. 40.What time was it 15 minutes before 9:25? (a) 9:20 (b) 8:10 (c) 9:10 (d) 10:10

Answer key

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

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