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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 223 · 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 7:00 and ends at 7:25. How long is the film? (a) 15 min (b) 35 min (c) 1 h 25 min (d) 25 min
  2. 2.What time was it 20 minutes before 6:10? (a) 6:00 (b) 5:50 (c) 4:50 (d) 6:50
  3. 3.A film starts at 6:50 and ends at 7:45. How long is the film? (a) 55 min (b) 1 h 5 min (c) 1 h 55 min (d) 45 min
  4. 4.A film starts at 2:40 and ends at 4:45. How long is the film? (a) 1 h 5 min (b) 3 h 5 min (c) 2 h 5 min (d) 2 h 15 min
  5. 5.What time will it be 40 minutes after 10:40? (a) 11:20 (b) 12:20 (c) 10:20 (d) 11:10
  6. 6.What time will it be 30 minutes after 3:35? (a) 3:55 (b) 4:05 (c) 5:05 (d) 3:05
  7. 7.What time will it be 55 minutes after 9:30? (a) 9:25 (b) 10:15 (c) 11:25 (d) 10:25
  8. 8.What time will it be 50 minutes after 4:10? (a) 4:00 (b) 4:50 (c) 6:00 (d) 5:00
  9. 9.A film starts at 1:35 and ends at 2:25. How long is the film? (a) 40 min (b) 1 h (c) 50 min (d) 1 h 50 min
  10. 10.What time was it 45 minutes before 6:05? (a) 6:20 (b) 5:20 (c) 4:20 (d) 5:30
  11. 11.What time was it 20 minutes before 4:45? (a) 5:25 (b) 4:25 (c) 3:25 (d) 4:35
  12. 12.What time was it 20 minutes before 8:50? (a) 8:40 (b) 9:30 (c) 7:30 (d) 8:30
  13. 13.What time was it 30 minutes before 7:35? (a) 6:05 (b) 7:15 (c) 7:05 (d) 8:05
  14. 14.What time was it 45 minutes before 5:20? (a) 5:35 (b) 3:35 (c) 4:45 (d) 4:35
  15. 15.What time will it be 25 minutes after 4:10? (a) 5:35 (b) 4:35 (c) 4:25 (d) 3:35
  16. 16.What time will it be 50 minutes after 3:05? (a) 3:45 (b) 4:55 (c) 3:55 (d) 2:55
  17. 17.A film starts at 2:35 and ends at 4:30. How long is the film? (a) 1 h 55 min (b) 2 h 55 min (c) 2 h 5 min (d) 55 min
  18. 18.What time will it be 40 minutes after 6:30? (a) 6:10 (b) 8:10 (c) 7:10 (d) 7:00
  19. 19.A film starts at 1:25 and ends at 2:50. How long is the film? (a) 2 h 25 min (b) 25 min (c) 1 h 35 min (d) 1 h 25 min
  20. 20.What time was it 20 minutes before 8:05? (a) 7:45 (b) 8:45 (c) 6:45 (d) 7:55
  21. 21.A film starts at 1:55 and ends at 4:20. How long is the film? (a) 3 h 25 min (b) 2 h 25 min (c) 2 h 35 min (d) 1 h 25 min
  22. 22.What time will it be 35 minutes after 6:10? (a) 7:45 (b) 6:45 (c) 5:45 (d) 6:35
  23. 23.A film starts at 2:45 and ends at 4:35. How long is the film? (a) 2 h 50 min (b) 2 h (c) 50 min (d) 1 h 50 min
  24. 24.What time was it 50 minutes before 10:40? (a) 10:50 (b) 8:50 (c) 9:50 (d) 10:00
  25. 25.What time will it be 40 minutes after 2:50? (a) 4:30 (b) 3:30 (c) 3:20 (d) 2:30
  26. 26.What time was it 45 minutes before 9:30? (a) 7:45 (b) 9:45 (c) 8:45 (d) 8:55
  27. 27.What time will it be 25 minutes after 3:05? (a) 4:30 (b) 2:30 (c) 3:30 (d) 3:20
  28. 28.A film starts at 6:40 and ends at 7:20. How long is the film? (a) 50 min (b) 30 min (c) 1 h 40 min (d) 40 min
  29. 29.What time will it be 55 minutes after 3:55? (a) 4:50 (b) 4:40 (c) 3:50 (d) 5:50
  30. 30.A film starts at 4:30 and ends at 5:05. How long is the film? (a) 35 min (b) 25 min (c) 1 h 35 min (d) 45 min
  31. 31.What time was it 20 minutes before 3:30? (a) 4:10 (b) 3:10 (c) 2:10 (d) 3:20
  32. 32.What time was it 25 minutes before 8:00? (a) 7:45 (b) 8:35 (c) 7:35 (d) 6:35
  33. 33.A film starts at 6:45 and ends at 7:40. How long is the film? (a) 1 h 5 min (b) 55 min (c) 45 min (d) 1 h 55 min
  34. 34.What time was it 30 minutes before 6:20? (a) 4:50 (b) 5:50 (c) 6:00 (d) 6:50
  35. 35.A film starts at 6:40 and ends at 8:05. How long is the film? (a) 25 min (b) 1 h 25 min (c) 2 h 25 min (d) 1 h 35 min
  36. 36.A film starts at 4:20 and ends at 7:05. How long is the film? (a) 1 h 45 min (b) 2 h 55 min (c) 3 h 45 min (d) 2 h 45 min
  37. 37.A film starts at 5:00 and ends at 7:10. How long is the film? (a) 3 h 10 min (b) 2 h 10 min (c) 2 h 20 min (d) 1 h 10 min
  38. 38.A film starts at 1:20 and ends at 3:00. How long is the film? (a) 1 h 50 min (b) 1 h 40 min (c) 40 min (d) 2 h 40 min
  39. 39.What time will it be 30 minutes after 4:50? (a) 5:20 (b) 4:20 (c) 6:20 (d) 5:10
  40. 40.What time will it be 45 minutes after 9:45? (a) 10:30 (b) 9:30 (c) 11:30 (d) 10:20

Answer key

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

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