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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 517 · 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 25 minutes after 10:10? (a) 10:35 (b) 11:35 (c) 9:35 (d) 10:25
  2. 2.What time will it be 20 minutes after 5:40? (a) 7:00 (b) 5:00 (c) 5:50 (d) 6:00
  3. 3.What time was it 20 minutes before 11:30? (a) 11:10 (b) 10:10 (c) 12:10 (d) 11:20
  4. 4.What time will it be 55 minutes after 8:45? (a) 9:30 (b) 9:40 (c) 10:40 (d) 8:40
  5. 5.What time was it 35 minutes before 8:30? (a) 8:55 (b) 8:05 (c) 6:55 (d) 7:55
  6. 6.A film starts at 2:55 and ends at 3:40. How long is the film? (a) 45 min (b) 55 min (c) 1 h 45 min (d) 35 min
  7. 7.A film starts at 1:15 and ends at 3:30. How long is the film? (a) 3 h 15 min (b) 1 h 15 min (c) 2 h 25 min (d) 2 h 15 min
  8. 8.What time will it be 55 minutes after 2:55? (a) 2:50 (b) 3:50 (c) 4:50 (d) 3:40
  9. 9.What time was it 55 minutes before 11:45? (a) 11:50 (b) 9:50 (c) 11:00 (d) 10:50
  10. 10.What time was it 55 minutes before 4:30? (a) 4:35 (b) 3:35 (c) 3:45 (d) 2:35
  11. 11.What time was it 20 minutes before 4:55? (a) 3:35 (b) 4:35 (c) 4:45 (d) 5:35
  12. 12.What time was it 40 minutes before 2:15? (a) 1:45 (b) 1:35 (c) 1:25 (d) 2:35
  13. 13.What time will it be 25 minutes after 7:25? (a) 7:50 (b) 8:50 (c) 6:50 (d) 7:40
  14. 14.A film starts at 8:50 and ends at 11:25. How long is the film? (a) 3 h 35 min (b) 1 h 35 min (c) 2 h 45 min (d) 2 h 35 min
  15. 15.What time will it be 25 minutes after 2:45? (a) 3:00 (b) 4:10 (c) 2:10 (d) 3:10
  16. 16.A film starts at 1:00 and ends at 4:00. How long is the film? (a) 4 h (b) 2 h (c) 3 h 10 min (d) 3 h
  17. 17.What time will it be 40 minutes after 5:00? (a) 6:40 (b) 5:30 (c) 4:40 (d) 5:40
  18. 18.What time will it be 25 minutes after 2:35? (a) 4:00 (b) 2:50 (c) 3:00 (d) 2:00
  19. 19.What time will it be 15 minutes after 5:40? (a) 5:55 (b) 6:55 (c) 4:55 (d) 5:45
  20. 20.What time will it be 55 minutes after 2:50? (a) 4:45 (b) 3:45 (c) 2:45 (d) 3:35
  21. 21.What time will it be 20 minutes after 5:05? (a) 5:15 (b) 6:25 (c) 4:25 (d) 5:25
  22. 22.What time will it be 45 minutes after 7:05? (a) 7:40 (b) 8:50 (c) 6:50 (d) 7:50
  23. 23.What time was it 30 minutes before 8:30? (a) 8:10 (b) 8:00 (c) 7:00 (d) 9:00
  24. 24.What time will it be 35 minutes after 1:35? (a) 2:10 (b) 2:00 (c) 1:10 (d) 3:10
  25. 25.A film starts at 8:45 and ends at 11:00. How long is the film? (a) 2 h 15 min (b) 1 h 15 min (c) 2 h 25 min (d) 3 h 15 min
  26. 26.What time will it be 15 minutes after 5:55? (a) 6:10 (b) 6:00 (c) 5:10 (d) 7:10
  27. 27.A film starts at 4:50 and ends at 5:55. How long is the film? (a) 2 h 5 min (b) 5 min (c) 1 h 15 min (d) 1 h 5 min
  28. 28.What time was it 20 minutes before 9:05? (a) 8:55 (b) 9:45 (c) 8:45 (d) 7:45
  29. 29.A film starts at 6:40 and ends at 9:05. 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
  30. 30.What time will it be 40 minutes after 9:35? (a) 10:05 (b) 10:15 (c) 9:15 (d) 11:15
  31. 31.What time will it be 20 minutes after 8:30? (a) 9:50 (b) 8:40 (c) 7:50 (d) 8:50
  32. 32.A film starts at 2:40 and ends at 4:20. How long is the film? (a) 40 min (b) 2 h 40 min (c) 1 h 50 min (d) 1 h 40 min
  33. 33.A film starts at 7:15 and ends at 8:45. How long is the film? (a) 30 min (b) 1 h 40 min (c) 2 h 30 min (d) 1 h 30 min
  34. 34.A film starts at 6:55 and ends at 8:30. How long is the film? (a) 35 min (b) 1 h 45 min (c) 2 h 35 min (d) 1 h 35 min
  35. 35.A film starts at 1:55 and ends at 3:30. How long is the film? (a) 1 h 45 min (b) 35 min (c) 1 h 35 min (d) 2 h 35 min
  36. 36.What time will it be 15 minutes after 8:20? (a) 8:25 (b) 7:35 (c) 8:35 (d) 9:35
  37. 37.What time will it be 50 minutes after 4:55? (a) 6:45 (b) 5:45 (c) 5:35 (d) 4:45
  38. 38.What time will it be 50 minutes after 2:35? (a) 3:25 (b) 4:25 (c) 3:15 (d) 2:25
  39. 39.What time will it be 35 minutes after 2:55? (a) 3:20 (b) 3:30 (c) 4:30 (d) 2:30
  40. 40.What time was it 15 minutes before 2:45? (a) 2:40 (b) 1:30 (c) 2:30 (d) 3:30

Answer key

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

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