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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 477 · 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 1:05 and ends at 3:30. How long is the film? (a) 3 h 25 min (b) 2 h 35 min (c) 2 h 25 min (d) 1 h 25 min
  2. 2.What time was it 30 minutes before 4:25? (a) 2:55 (b) 4:55 (c) 3:55 (d) 4:05
  3. 3.A film starts at 3:00 and ends at 4:30. How long is the film? (a) 1 h 30 min (b) 2 h 30 min (c) 30 min (d) 1 h 40 min
  4. 4.What time will it be 15 minutes after 7:40? (a) 8:55 (b) 7:45 (c) 7:55 (d) 6:55
  5. 5.What time will it be 45 minutes after 8:50? (a) 9:25 (b) 10:35 (c) 9:35 (d) 8:35
  6. 6.What time will it be 30 minutes after 6:15? (a) 5:45 (b) 6:35 (c) 7:45 (d) 6:45
  7. 7.What time will it be 25 minutes after 4:15? (a) 5:40 (b) 3:40 (c) 4:30 (d) 4:40
  8. 8.What time will it be 15 minutes after 2:45? (a) 2:00 (b) 3:00 (c) 2:50 (d) 4:00
  9. 9.What time will it be 55 minutes after 3:15? (a) 4:10 (b) 4:00 (c) 5:10 (d) 3:10
  10. 10.What time will it be 25 minutes after 10:50? (a) 12:15 (b) 11:05 (c) 10:15 (d) 11:15
  11. 11.A film starts at 6:25 and ends at 7:20. How long is the film? (a) 45 min (b) 1 h 5 min (c) 1 h 55 min (d) 55 min
  12. 12.A film starts at 6:35 and ends at 7:45. How long is the film? (a) 1 h 10 min (b) 10 min (c) 1 h 20 min (d) 2 h 10 min
  13. 13.What time will it be 35 minutes after 2:40? (a) 4:15 (b) 2:15 (c) 3:15 (d) 3:05
  14. 14.What time was it 15 minutes before 11:45? (a) 11:40 (b) 10:30 (c) 12:30 (d) 11:30
  15. 15.What time was it 50 minutes before 6:05? (a) 5:25 (b) 5:15 (c) 6:15 (d) 4:15
  16. 16.What time was it 50 minutes before 10:35? (a) 9:45 (b) 9:55 (c) 8:45 (d) 10:45
  17. 17.What time will it be 45 minutes after 7:35? (a) 8:10 (b) 9:20 (c) 7:20 (d) 8:20
  18. 18.What time will it be 15 minutes after 7:45? (a) 7:50 (b) 7:00 (c) 9:00 (d) 8:00
  19. 19.What time was it 45 minutes before 5:25? (a) 3:40 (b) 4:50 (c) 4:40 (d) 5:40
  20. 20.What time was it 50 minutes before 3:45? (a) 1:55 (b) 2:55 (c) 3:55 (d) 3:05
  21. 21.A film starts at 4:45 and ends at 5:30. How long is the film? (a) 35 min (b) 45 min (c) 55 min (d) 1 h 45 min
  22. 22.What time will it be 15 minutes after 6:40? (a) 6:45 (b) 6:55 (c) 5:55 (d) 7:55
  23. 23.What time will it be 15 minutes after 8:50? (a) 8:55 (b) 8:05 (c) 10:05 (d) 9:05
  24. 24.What time was it 25 minutes before 4:30? (a) 5:05 (b) 3:05 (c) 4:15 (d) 4:05
  25. 25.What time will it be 25 minutes after 7:20? (a) 6:45 (b) 7:35 (c) 8:45 (d) 7:45
  26. 26.A film starts at 4:00 and ends at 5:50. How long is the film? (a) 50 min (b) 2 h (c) 2 h 50 min (d) 1 h 50 min
  27. 27.What time will it be 20 minutes after 6:50? (a) 7:00 (b) 8:10 (c) 7:10 (d) 6:10
  28. 28.What time will it be 50 minutes after 3:25? (a) 4:05 (b) 3:15 (c) 4:15 (d) 5:15
  29. 29.What time was it 45 minutes before 8:15? (a) 7:40 (b) 7:30 (c) 6:30 (d) 8:30
  30. 30.What time will it be 45 minutes after 3:25? (a) 3:10 (b) 4:00 (c) 5:10 (d) 4:10
  31. 31.A film starts at 7:30 and ends at 8:30. How long is the film? (a) 50 min (b) 1 h (c) 1 h 10 min (d) 2 h
  32. 32.What time will it be 35 minutes after 6:35? (a) 6:10 (b) 7:00 (c) 7:10 (d) 8:10
  33. 33.What time will it be 25 minutes after 10:10? (a) 9:35 (b) 10:35 (c) 11:35 (d) 10:25
  34. 34.What time will it be 30 minutes after 8:30? (a) 8:00 (b) 9:00 (c) 8:50 (d) 10:00
  35. 35.What time will it be 35 minutes after 6:40? (a) 7:15 (b) 7:05 (c) 6:15 (d) 8:15
  36. 36.A film starts at 6:55 and ends at 9:30. How long is the film? (a) 3 h 35 min (b) 2 h 35 min (c) 2 h 45 min (d) 1 h 35 min
  37. 37.A film starts at 4:30 and ends at 6:40. How long is the film? (a) 1 h 10 min (b) 2 h 10 min (c) 2 h 20 min (d) 3 h 10 min
  38. 38.What time was it 30 minutes before 2:35? (a) 2:05 (b) 2:15 (c) 3:05 (d) 1:05
  39. 39.What time was it 45 minutes before 6:50? (a) 5:05 (b) 7:05 (c) 6:05 (d) 6:15
  40. 40.What time was it 50 minutes before 4:40? (a) 4:00 (b) 4:50 (c) 2:50 (d) 3:50

Answer key

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

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