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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 689 · 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 5:20 and ends at 6:10. How long is the film? (a) 1 h 50 min (b) 1 h (c) 40 min (d) 50 min
  2. 2.A film starts at 1:00 and ends at 2:55. How long is the film? (a) 2 h 55 min (b) 55 min (c) 2 h 5 min (d) 1 h 55 min
  3. 3.What time will it be 40 minutes after 5:00? (a) 5:40 (b) 5:30 (c) 6:40 (d) 4:40
  4. 4.What time will it be 15 minutes after 5:45? (a) 5:50 (b) 6:00 (c) 7:00 (d) 5:00
  5. 5.A film starts at 7:45 and ends at 8:25. How long is the film? (a) 30 min (b) 40 min (c) 1 h 40 min (d) 50 min
  6. 6.A film starts at 6:50 and ends at 8:20. How long is the film? (a) 1 h 30 min (b) 1 h 40 min (c) 2 h 30 min (d) 30 min
  7. 7.A film starts at 1:30 and ends at 2:45. How long is the film? (a) 2 h 15 min (b) 15 min (c) 1 h 15 min (d) 1 h 25 min
  8. 8.What time will it be 25 minutes after 2:45? (a) 4:10 (b) 2:10 (c) 3:00 (d) 3:10
  9. 9.What time will it be 20 minutes after 7:25? (a) 6:45 (b) 7:35 (c) 7:45 (d) 8:45
  10. 10.What time was it 30 minutes before 8:00? (a) 7:40 (b) 6:30 (c) 8:30 (d) 7:30
  11. 11.What time will it be 45 minutes after 6:35? (a) 6:20 (b) 7:20 (c) 7:10 (d) 8:20
  12. 12.What time was it 55 minutes before 4:05? (a) 2:10 (b) 4:10 (c) 3:10 (d) 3:20
  13. 13.What time was it 25 minutes before 5:40? (a) 5:25 (b) 5:15 (c) 6:15 (d) 4:15
  14. 14.A film starts at 8:00 and ends at 10:30. How long is the film? (a) 2 h 30 min (b) 2 h 40 min (c) 1 h 30 min (d) 3 h 30 min
  15. 15.What time was it 15 minutes before 2:15? (a) 3:00 (b) 1:00 (c) 2:00 (d) 2:10
  16. 16.What time was it 40 minutes before 2:00? (a) 1:30 (b) 1:10 (c) 2:20 (d) 1:20
  17. 17.A film starts at 1:10 and ends at 4:10. How long is the film? (a) 3 h 10 min (b) 3 h (c) 2 h (d) 4 h
  18. 18.What time was it 50 minutes before 5:25? (a) 5:35 (b) 4:35 (c) 4:45 (d) 3:35
  19. 19.What time will it be 50 minutes after 6:45? (a) 6:35 (b) 8:35 (c) 7:35 (d) 7:25
  20. 20.A film starts at 2:35 and ends at 3:15. How long is the film? (a) 30 min (b) 1 h 40 min (c) 40 min (d) 50 min
  21. 21.A film starts at 2:20 and ends at 3:50. How long is the film? (a) 30 min (b) 1 h 30 min (c) 2 h 30 min (d) 1 h 40 min
  22. 22.What time was it 40 minutes before 9:30? (a) 9:00 (b) 9:50 (c) 7:50 (d) 8:50
  23. 23.What time was it 50 minutes before 9:40? (a) 9:00 (b) 7:50 (c) 9:50 (d) 8:50
  24. 24.What time was it 25 minutes before 10:50? (a) 11:25 (b) 10:35 (c) 10:25 (d) 9:25
  25. 25.What time will it be 45 minutes after 5:50? (a) 5:35 (b) 6:25 (c) 7:35 (d) 6:35
  26. 26.What time was it 25 minutes before 6:25? (a) 5:00 (b) 6:00 (c) 6:10 (d) 7:00
  27. 27.A film starts at 2:15 and ends at 3:10. How long is the film? (a) 1 h 55 min (b) 45 min (c) 1 h 5 min (d) 55 min
  28. 28.A film starts at 6:15 and ends at 7:20. How long is the film? (a) 2 h 5 min (b) 1 h 15 min (c) 1 h 5 min (d) 5 min
  29. 29.What time will it be 40 minutes after 5:45? (a) 6:15 (b) 5:25 (c) 7:25 (d) 6:25
  30. 30.What time was it 35 minutes before 2:30? (a) 2:05 (b) 1:45 (c) 1:55 (d) 2:55
  31. 31.A film starts at 2:15 and ends at 3:20. How long is the film? (a) 5 min (b) 2 h 5 min (c) 1 h 15 min (d) 1 h 5 min
  32. 32.A film starts at 7:40 and ends at 9:40. How long is the film? (a) 1 h (b) 2 h 10 min (c) 3 h (d) 2 h
  33. 33.What time will it be 40 minutes after 7:05? (a) 6:45 (b) 8:45 (c) 7:45 (d) 7:35
  34. 34.A film starts at 8:05 and ends at 9:35. How long is the film? (a) 1 h 40 min (b) 2 h 30 min (c) 1 h 30 min (d) 30 min
  35. 35.What time was it 55 minutes before 8:00? (a) 8:05 (b) 6:05 (c) 7:15 (d) 7:05
  36. 36.A film starts at 2:00 and ends at 4:30. How long is the film? (a) 3 h 30 min (b) 1 h 30 min (c) 2 h 30 min (d) 2 h 40 min
  37. 37.What time was it 15 minutes before 10:25? (a) 9:10 (b) 11:10 (c) 10:20 (d) 10:10
  38. 38.What time will it be 45 minutes after 1:30? (a) 1:15 (b) 3:15 (c) 2:15 (d) 2:05
  39. 39.What time was it 35 minutes before 4:25? (a) 2:50 (b) 4:00 (c) 4:50 (d) 3:50
  40. 40.What time will it be 30 minutes after 6:50? (a) 6:20 (b) 8:20 (c) 7:20 (d) 7:10

Answer key

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

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