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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 269 · 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 40 minutes before 9:45? (a) 9:05 (b) 8:05 (c) 10:05 (d) 9:15
  2. 2.What time will it be 20 minutes after 1:50? (a) 3:10 (b) 2:00 (c) 1:10 (d) 2:10
  3. 3.A film starts at 3:25 and ends at 3:50. How long is the film? (a) 15 min (b) 25 min (c) 1 h 25 min (d) 35 min
  4. 4.What time will it be 45 minutes after 4:00? (a) 4:35 (b) 3:45 (c) 4:45 (d) 5:45
  5. 5.A film starts at 3:40 and ends at 6:30. How long is the film? (a) 3 h (b) 2 h 50 min (c) 1 h 50 min (d) 3 h 50 min
  6. 6.A film starts at 1:50 and ends at 3:50. How long is the film? (a) 3 h (b) 1 h (c) 2 h 10 min (d) 2 h
  7. 7.What time will it be 40 minutes after 4:55? (a) 5:35 (b) 5:25 (c) 6:35 (d) 4:35
  8. 8.What time was it 25 minutes before 2:15? (a) 2:00 (b) 1:40 (c) 1:50 (d) 2:50
  9. 9.What time will it be 40 minutes after 9:50? (a) 10:20 (b) 9:30 (c) 11:30 (d) 10:30
  10. 10.What time will it be 50 minutes after 2:05? (a) 2:45 (b) 2:55 (c) 1:55 (d) 3:55
  11. 11.What time will it be 35 minutes after 5:35? (a) 6:00 (b) 5:10 (c) 7:10 (d) 6:10
  12. 12.What time was it 30 minutes before 10:05? (a) 10:35 (b) 9:35 (c) 8:35 (d) 9:45
  13. 13.What time was it 35 minutes before 6:55? (a) 5:20 (b) 6:20 (c) 6:30 (d) 7:20
  14. 14.What time will it be 35 minutes after 1:45? (a) 2:10 (b) 2:20 (c) 1:20 (d) 3:20
  15. 15.What time was it 20 minutes before 4:35? (a) 4:25 (b) 5:15 (c) 4:15 (d) 3:15
  16. 16.What time was it 20 minutes before 3:10? (a) 3:00 (b) 3:50 (c) 1:50 (d) 2:50
  17. 17.What time will it be 30 minutes after 8:25? (a) 9:55 (b) 8:55 (c) 8:45 (d) 7:55
  18. 18.What time will it be 50 minutes after 5:10? (a) 5:00 (b) 5:50 (c) 6:00 (d) 7:00
  19. 19.A film starts at 8:00 and ends at 8:50. How long is the film? (a) 40 min (b) 1 h (c) 50 min (d) 1 h 50 min
  20. 20.A film starts at 4:10 and ends at 6:40. How long is the film? (a) 1 h 30 min (b) 2 h 40 min (c) 3 h 30 min (d) 2 h 30 min
  21. 21.What time will it be 15 minutes after 6:25? (a) 6:30 (b) 6:40 (c) 7:40 (d) 5:40
  22. 22.What time will it be 50 minutes after 9:30? (a) 11:20 (b) 10:10 (c) 10:20 (d) 9:20
  23. 23.A film starts at 3:00 and ends at 5:40. How long is the film? (a) 1 h 40 min (b) 3 h 40 min (c) 2 h 40 min (d) 2 h 50 min
  24. 24.A film starts at 8:40 and ends at 10:45. How long is the film? (a) 2 h 15 min (b) 3 h 5 min (c) 1 h 5 min (d) 2 h 5 min
  25. 25.A film starts at 3:10 and ends at 5:40. How long is the film? (a) 2 h 30 min (b) 3 h 30 min (c) 2 h 40 min (d) 1 h 30 min
  26. 26.What time will it be 25 minutes after 2:15? (a) 2:40 (b) 3:40 (c) 1:40 (d) 2:30
  27. 27.What time was it 30 minutes before 9:35? (a) 10:05 (b) 9:15 (c) 9:05 (d) 8:05
  28. 28.A film starts at 8:20 and ends at 11:20. How long is the film? (a) 4 h (b) 2 h (c) 3 h (d) 3 h 10 min
  29. 29.What time will it be 30 minutes after 9:45? (a) 11:15 (b) 10:05 (c) 10:15 (d) 9:15
  30. 30.What time was it 35 minutes before 6:25? (a) 6:50 (b) 6:00 (c) 5:50 (d) 4:50
  31. 31.A film starts at 3:40 and ends at 5:10. How long is the film? (a) 2 h 30 min (b) 30 min (c) 1 h 40 min (d) 1 h 30 min
  32. 32.What time was it 50 minutes before 4:05? (a) 2:15 (b) 4:15 (c) 3:25 (d) 3:15
  33. 33.A film starts at 1:35 and ends at 2:40. How long is the film? (a) 2 h 5 min (b) 5 min (c) 1 h 15 min (d) 1 h 5 min
  34. 34.What time was it 30 minutes before 3:35? (a) 3:05 (b) 4:05 (c) 3:15 (d) 2:05
  35. 35.What time was it 20 minutes before 5:05? (a) 3:45 (b) 5:45 (c) 4:45 (d) 4:55
  36. 36.A film starts at 7:30 and ends at 10:05. How long is the film? (a) 1 h 35 min (b) 2 h 45 min (c) 2 h 35 min (d) 3 h 35 min
  37. 37.A film starts at 4:15 and ends at 6:35. 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
  38. 38.What time was it 45 minutes before 2:30? (a) 1:35 (b) 2:45 (c) 1:45 (d) 1:55
  39. 39.A film starts at 2:10 and ends at 2:55. How long is the film? (a) 1 h 45 min (b) 35 min (c) 55 min (d) 45 min
  40. 40.A film starts at 8:25 and ends at 10:50. 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

Answer key

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

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