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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 380 · 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 2:10 and ends at 2:30. How long is the film? (a) 1 h 20 min (b) 30 min (c) 10 min (d) 20 min
  2. 2.What time will it be 50 minutes after 4:10? (a) 5:00 (b) 4:00 (c) 6:00 (d) 4:50
  3. 3.A film starts at 6:25 and ends at 8:30. How long is the film? (a) 3 h 5 min (b) 2 h 15 min (c) 2 h 5 min (d) 1 h 5 min
  4. 4.What time was it 25 minutes before 7:25? (a) 6:00 (b) 8:00 (c) 7:10 (d) 7:00
  5. 5.A film starts at 4:00 and ends at 4:50. How long is the film? (a) 1 h (b) 1 h 50 min (c) 40 min (d) 50 min
  6. 6.A film starts at 3:55 and ends at 6:10. How long is the film? (a) 1 h 15 min (b) 2 h 15 min (c) 3 h 15 min (d) 2 h 25 min
  7. 7.What time was it 15 minutes before 2:30? (a) 1:15 (b) 3:15 (c) 2:25 (d) 2:15
  8. 8.What time was it 55 minutes before 10:30? (a) 9:45 (b) 10:35 (c) 8:35 (d) 9:35
  9. 9.A film starts at 4:20 and ends at 5:30. How long is the film? (a) 10 min (b) 1 h 20 min (c) 1 h 10 min (d) 2 h 10 min
  10. 10.What time will it be 50 minutes after 7:55? (a) 8:45 (b) 9:45 (c) 7:45 (d) 8:35
  11. 11.What time will it be 20 minutes after 4:20? (a) 5:40 (b) 3:40 (c) 4:30 (d) 4:40
  12. 12.What time will it be 40 minutes after 7:15? (a) 7:45 (b) 7:55 (c) 6:55 (d) 8:55
  13. 13.A film starts at 2:10 and ends at 3:05. How long is the film? (a) 1 h 5 min (b) 1 h 55 min (c) 45 min (d) 55 min
  14. 14.A film starts at 7:05 and ends at 8:00. How long is the film? (a) 55 min (b) 1 h 55 min (c) 45 min (d) 1 h 5 min
  15. 15.What time will it be 30 minutes after 7:20? (a) 6:50 (b) 7:50 (c) 7:40 (d) 8:50
  16. 16.What time was it 50 minutes before 9:25? (a) 8:45 (b) 9:35 (c) 7:35 (d) 8:35
  17. 17.What time will it be 50 minutes after 7:30? (a) 9:20 (b) 8:10 (c) 8:20 (d) 7:20
  18. 18.What time will it be 40 minutes after 10:10? (a) 9:50 (b) 10:40 (c) 11:50 (d) 10:50
  19. 19.What time was it 40 minutes before 10:50? (a) 10:10 (b) 11:10 (c) 10:20 (d) 9:10
  20. 20.A film starts at 1:20 and ends at 3:40. How long is the film? (a) 3 h 20 min (b) 1 h 20 min (c) 2 h 30 min (d) 2 h 20 min
  21. 21.What time will it be 30 minutes after 8:35? (a) 8:55 (b) 8:05 (c) 9:05 (d) 10:05
  22. 22.What time will it be 15 minutes after 5:15? (a) 6:30 (b) 5:20 (c) 4:30 (d) 5:30
  23. 23.What time was it 15 minutes before 2:40? (a) 2:35 (b) 2:25 (c) 1:25 (d) 3:25
  24. 24.A film starts at 7:00 and ends at 7:20. How long is the film? (a) 30 min (b) 1 h 20 min (c) 20 min (d) 10 min
  25. 25.What time will it be 55 minutes after 7:10? (a) 9:05 (b) 8:05 (c) 7:55 (d) 7:05
  26. 26.What time will it be 40 minutes after 5:55? (a) 5:35 (b) 7:35 (c) 6:35 (d) 6:25
  27. 27.What time will it be 40 minutes after 6:20? (a) 8:00 (b) 6:00 (c) 7:00 (d) 6:50
  28. 28.A film starts at 5:50 and ends at 7:35. How long is the film? (a) 1 h 45 min (b) 45 min (c) 2 h 45 min (d) 1 h 55 min
  29. 29.A film starts at 7:10 and ends at 7:50. How long is the film? (a) 40 min (b) 1 h 40 min (c) 50 min (d) 30 min
  30. 30.A film starts at 6:00 and ends at 7:15. How long is the film? (a) 2 h 15 min (b) 1 h 15 min (c) 15 min (d) 1 h 25 min
  31. 31.A film starts at 5:55 and ends at 6:35. How long is the film? (a) 1 h 40 min (b) 30 min (c) 50 min (d) 40 min
  32. 32.What time was it 35 minutes before 8:25? (a) 8:50 (b) 7:50 (c) 8:00 (d) 6:50
  33. 33.What time will it be 15 minutes after 3:20? (a) 2:35 (b) 3:25 (c) 4:35 (d) 3:35
  34. 34.A film starts at 7:45 and ends at 9:10. How long is the film? (a) 1 h 35 min (b) 25 min (c) 2 h 25 min (d) 1 h 25 min
  35. 35.A film starts at 2:15 and ends at 4:30. How long is the film? (a) 3 h 15 min (b) 2 h 15 min (c) 2 h 25 min (d) 1 h 15 min
  36. 36.A film starts at 6:15 and ends at 6:45. How long is the film? (a) 40 min (b) 30 min (c) 20 min (d) 1 h 30 min
  37. 37.A film starts at 7:15 and ends at 8:30. How long is the film? (a) 2 h 15 min (b) 15 min (c) 1 h 25 min (d) 1 h 15 min
  38. 38.What time will it be 55 minutes after 7:00? (a) 7:55 (b) 6:55 (c) 7:45 (d) 8:55
  39. 39.What time will it be 40 minutes after 1:00? (a) 1:30 (b) 1:50 (c) 2:40 (d) 1:40
  40. 40.A film starts at 4:10 and ends at 5:10. How long is the film? (a) 1 h (b) 1 h 10 min (c) 2 h (d) 50 min

Answer key

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

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