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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 373 · 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 11:05? (a) 9:25 (b) 11:25 (c) 10:25 (d) 10:35
  2. 2.What time was it 35 minutes before 2:45? (a) 2:20 (b) 3:10 (c) 2:10 (d) 1:10
  3. 3.What time will it be 20 minutes after 6:50? (a) 6:10 (b) 8:10 (c) 7:00 (d) 7:10
  4. 4.A film starts at 1:15 and ends at 4:10. How long is the film? (a) 3 h 5 min (b) 1 h 55 min (c) 3 h 55 min (d) 2 h 55 min
  5. 5.What time was it 25 minutes before 10:15? (a) 9:50 (b) 10:00 (c) 10:50 (d) 8:50
  6. 6.A film starts at 4:35 and ends at 7:20. How long is the film? (a) 2 h 55 min (b) 2 h 45 min (c) 1 h 45 min (d) 3 h 45 min
  7. 7.What time will it be 50 minutes after 4:00? (a) 3:50 (b) 4:40 (c) 4:50 (d) 5:50
  8. 8.What time will it be 20 minutes after 2:10? (a) 1:30 (b) 2:30 (c) 3:30 (d) 2:20
  9. 9.A film starts at 7:20 and ends at 10:10. How long is the film? (a) 2 h 50 min (b) 3 h 50 min (c) 3 h (d) 1 h 50 min
  10. 10.What time will it be 15 minutes after 10:00? (a) 11:15 (b) 10:15 (c) 9:15 (d) 10:05
  11. 11.What time will it be 20 minutes after 6:05? (a) 5:25 (b) 6:25 (c) 6:15 (d) 7:25
  12. 12.What time was it 35 minutes before 8:10? (a) 7:35 (b) 6:35 (c) 8:35 (d) 7:45
  13. 13.What time will it be 15 minutes after 8:15? (a) 8:30 (b) 9:30 (c) 8:20 (d) 7:30
  14. 14.What time was it 45 minutes before 11:30? (a) 9:45 (b) 11:45 (c) 10:45 (d) 10:55
  15. 15.A film starts at 4:50 and ends at 5:20. How long is the film? (a) 20 min (b) 1 h 30 min (c) 40 min (d) 30 min
  16. 16.A film starts at 6:50 and ends at 8:20. How long is the film? (a) 1 h 40 min (b) 2 h 30 min (c) 30 min (d) 1 h 30 min
  17. 17.A film starts at 1:50 and ends at 3:45. How long is the film? (a) 2 h 5 min (b) 1 h 55 min (c) 55 min (d) 2 h 55 min
  18. 18.What time will it be 20 minutes after 2:20? (a) 1:40 (b) 2:30 (c) 3:40 (d) 2:40
  19. 19.What time will it be 45 minutes after 2:10? (a) 1:55 (b) 3:55 (c) 2:45 (d) 2:55
  20. 20.What time will it be 35 minutes after 1:00? (a) 1:35 (b) 1:45 (c) 1:25 (d) 2:35
  21. 21.What time will it be 35 minutes after 2:45? (a) 2:20 (b) 4:20 (c) 3:20 (d) 3:10
  22. 22.What time will it be 45 minutes after 7:20? (a) 7:55 (b) 8:05 (c) 7:05 (d) 9:05
  23. 23.A film starts at 5:35 and ends at 6:40. How long is the film? (a) 1 h 5 min (b) 1 h 15 min (c) 2 h 5 min (d) 5 min
  24. 24.A film starts at 3:25 and ends at 4:10. How long is the film? (a) 55 min (b) 1 h 45 min (c) 35 min (d) 45 min
  25. 25.What time was it 45 minutes before 10:35? (a) 8:50 (b) 10:50 (c) 10:00 (d) 9:50
  26. 26.What time was it 20 minutes before 5:55? (a) 6:35 (b) 5:35 (c) 5:45 (d) 4:35
  27. 27.What time was it 25 minutes before 3:20? (a) 3:05 (b) 2:55 (c) 1:55 (d) 3:55
  28. 28.A film starts at 5:40 and ends at 6:05. How long is the film? (a) 1 h 25 min (b) 35 min (c) 15 min (d) 25 min
  29. 29.What time was it 40 minutes before 10:45? (a) 10:15 (b) 11:05 (c) 10:05 (d) 9:05
  30. 30.A film starts at 4:00 and ends at 5:45. How long is the film? (a) 1 h 45 min (b) 1 h 55 min (c) 45 min (d) 2 h 45 min
  31. 31.What time was it 40 minutes before 7:00? (a) 5:20 (b) 6:30 (c) 7:20 (d) 6:20
  32. 32.What time will it be 45 minutes after 2:05? (a) 2:40 (b) 2:50 (c) 1:50 (d) 3:50
  33. 33.A film starts at 8:55 and ends at 11:10. 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
  34. 34.A film starts at 6:00 and ends at 6:55. How long is the film? (a) 1 h 55 min (b) 45 min (c) 1 h 5 min (d) 55 min
  35. 35.What time will it be 15 minutes after 3:25? (a) 3:30 (b) 2:40 (c) 3:40 (d) 4:40
  36. 36.What time will it be 45 minutes after 9:00? (a) 8:45 (b) 9:35 (c) 10:45 (d) 9:45
  37. 37.A film starts at 2:40 and ends at 5:15. How long is the film? (a) 1 h 35 min (b) 2 h 35 min (c) 2 h 45 min (d) 3 h 35 min
  38. 38.What time was it 30 minutes before 3:15? (a) 1:45 (b) 2:45 (c) 3:45 (d) 2:55
  39. 39.What time will it be 35 minutes after 5:05? (a) 5:30 (b) 4:40 (c) 5:40 (d) 6:40
  40. 40.What time will it be 45 minutes after 2:25? (a) 3:10 (b) 3:00 (c) 2:10 (d) 4:10

Answer key

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

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