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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 152 · 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 3:10 and ends at 4:40. How long is the film? (a) 2 h 30 min (b) 30 min (c) 1 h 40 min (d) 1 h 30 min
  2. 2.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) 45 min (d) 55 min
  3. 3.A film starts at 4:25 and ends at 5:55. How long is the film? (a) 2 h 30 min (b) 30 min (c) 1 h 40 min (d) 1 h 30 min
  4. 4.What time was it 20 minutes before 5:10? (a) 4:50 (b) 3:50 (c) 5:00 (d) 5:50
  5. 5.What time will it be 15 minutes after 2:45? (a) 3:00 (b) 2:50 (c) 2:00 (d) 4:00
  6. 6.What time was it 45 minutes before 9:20? (a) 8:45 (b) 7:35 (c) 9:35 (d) 8:35
  7. 7.What time will it be 40 minutes after 10:05? (a) 10:35 (b) 10:45 (c) 11:45 (d) 9:45
  8. 8.What time will it be 20 minutes after 1:40? (a) 1:50 (b) 1:00 (c) 2:00 (d) 3:00
  9. 9.What time will it be 35 minutes after 6:55? (a) 7:30 (b) 7:20 (c) 8:30 (d) 6:30
  10. 10.What time was it 55 minutes before 8:55? (a) 7:00 (b) 9:00 (c) 8:00 (d) 8:10
  11. 11.What time will it be 30 minutes after 3:25? (a) 4:55 (b) 3:45 (c) 2:55 (d) 3:55
  12. 12.What time will it be 30 minutes after 6:00? (a) 5:30 (b) 6:20 (c) 6:30 (d) 7:30
  13. 13.What time was it 35 minutes before 5:25? (a) 3:50 (b) 4:50 (c) 5:50 (d) 5:00
  14. 14.What time was it 40 minutes before 8:25? (a) 7:45 (b) 8:45 (c) 7:55 (d) 6:45
  15. 15.A film starts at 4:55 and ends at 5:30. How long is the film? (a) 45 min (b) 35 min (c) 1 h 35 min (d) 25 min
  16. 16.What time was it 20 minutes before 10:55? (a) 11:35 (b) 10:35 (c) 10:45 (d) 9:35
  17. 17.What time was it 15 minutes before 2:30? (a) 3:15 (b) 2:25 (c) 1:15 (d) 2:15
  18. 18.What time will it be 25 minutes after 2:35? (a) 2:00 (b) 4:00 (c) 2:50 (d) 3:00
  19. 19.What time was it 15 minutes before 7:35? (a) 8:20 (b) 7:30 (c) 7:20 (d) 6:20
  20. 20.What time will it be 30 minutes after 3:50? (a) 5:20 (b) 4:10 (c) 3:20 (d) 4:20
  21. 21.What time was it 15 minutes before 3:45? (a) 3:40 (b) 3:30 (c) 4:30 (d) 2:30
  22. 22.What time will it be 40 minutes after 9:30? (a) 9:10 (b) 10:10 (c) 11:10 (d) 10:00
  23. 23.What time will it be 55 minutes after 6:15? (a) 7:10 (b) 6:10 (c) 7:00 (d) 8:10
  24. 24.What time was it 45 minutes before 6:05? (a) 5:30 (b) 5:20 (c) 6:20 (d) 4:20
  25. 25.A film starts at 4:00 and ends at 5:10. How long is the film? (a) 1 h 20 min (b) 1 h 10 min (c) 10 min (d) 2 h 10 min
  26. 26.What time was it 35 minutes before 4:05? (a) 2:30 (b) 4:30 (c) 3:40 (d) 3:30
  27. 27.What time was it 30 minutes before 10:25? (a) 9:55 (b) 10:55 (c) 10:05 (d) 8:55
  28. 28.What time was it 50 minutes before 4:35? (a) 2:45 (b) 3:55 (c) 4:45 (d) 3:45
  29. 29.A film starts at 1:25 and ends at 2:00. How long is the film? (a) 25 min (b) 45 min (c) 35 min (d) 1 h 35 min
  30. 30.A film starts at 2:35 and ends at 3:10. How long is the film? (a) 1 h 35 min (b) 25 min (c) 45 min (d) 35 min
  31. 31.A film starts at 5:50 and ends at 7:35. How long is the film? (a) 1 h 45 min (b) 1 h 55 min (c) 2 h 45 min (d) 45 min
  32. 32.What time was it 40 minutes before 2:55? (a) 3:15 (b) 2:25 (c) 1:15 (d) 2:15
  33. 33.A film starts at 8:15 and ends at 9:05. How long is the film? (a) 40 min (b) 50 min (c) 1 h (d) 1 h 50 min
  34. 34.What time was it 15 minutes before 4:55? (a) 3:40 (b) 4:40 (c) 5:40 (d) 4:50
  35. 35.What time was it 50 minutes before 3:00? (a) 2:20 (b) 1:10 (c) 2:10 (d) 3:10
  36. 36.A film starts at 5:25 and ends at 7:00. How long is the film? (a) 1 h 45 min (b) 1 h 35 min (c) 35 min (d) 2 h 35 min
  37. 37.What time will it be 50 minutes after 6:45? (a) 8:35 (b) 6:35 (c) 7:35 (d) 7:25
  38. 38.A film starts at 6:30 and ends at 7:10. How long is the film? (a) 1 h 40 min (b) 40 min (c) 50 min (d) 30 min
  39. 39.What time was it 40 minutes before 7:40? (a) 6:00 (b) 7:00 (c) 7:10 (d) 8:00
  40. 40.What time will it be 50 minutes after 1:35? (a) 1:25 (b) 3:25 (c) 2:25 (d) 2:15

Answer key

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

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