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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 224 · 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 2:30 and ends at 5:20. How long is the film? (a) 3 h 50 min (b) 1 h 50 min (c) 3 h (d) 2 h 50 min
  2. 2.What time will it be 35 minutes after 1:40? (a) 2:05 (b) 3:15 (c) 1:15 (d) 2:15
  3. 3.What time will it be 15 minutes after 1:00? (a) 1:15 (b) 1:05 (c) 1:25 (d) 2:15
  4. 4.A film starts at 1:45 and ends at 2:30. How long is the film? (a) 45 min (b) 35 min (c) 1 h 45 min (d) 55 min
  5. 5.What time was it 25 minutes before 9:55? (a) 9:40 (b) 8:30 (c) 9:30 (d) 10:30
  6. 6.A film starts at 8:50 and ends at 9:10. How long is the film? (a) 30 min (b) 10 min (c) 1 h 20 min (d) 20 min
  7. 7.What time was it 40 minutes before 7:25? (a) 7:45 (b) 6:55 (c) 5:45 (d) 6:45
  8. 8.What time will it be 25 minutes after 8:05? (a) 7:30 (b) 8:30 (c) 8:20 (d) 9:30
  9. 9.What time was it 15 minutes before 4:55? (a) 4:50 (b) 3:40 (c) 4:40 (d) 5:40
  10. 10.What time will it be 20 minutes after 2:35? (a) 1:55 (b) 2:55 (c) 2:45 (d) 3:55
  11. 11.What time was it 35 minutes before 4:10? (a) 2:35 (b) 3:45 (c) 4:35 (d) 3:35
  12. 12.What time was it 35 minutes before 2:50? (a) 1:15 (b) 2:15 (c) 3:15 (d) 2:25
  13. 13.What time was it 35 minutes before 5:45? (a) 5:10 (b) 5:20 (c) 4:10 (d) 6:10
  14. 14.What time was it 15 minutes before 4:15? (a) 3:00 (b) 4:10 (c) 5:00 (d) 4:00
  15. 15.A film starts at 1:25 and ends at 3:25. How long is the film? (a) 2 h 10 min (b) 1 h (c) 3 h (d) 2 h
  16. 16.What time will it be 15 minutes after 2:10? (a) 3:25 (b) 1:25 (c) 2:25 (d) 2:15
  17. 17.What time will it be 40 minutes after 8:25? (a) 10:05 (b) 8:55 (c) 9:05 (d) 8:05
  18. 18.What time was it 35 minutes before 3:35? (a) 3:10 (b) 4:00 (c) 3:00 (d) 2:00
  19. 19.What time will it be 15 minutes after 5:10? (a) 5:15 (b) 4:25 (c) 6:25 (d) 5:25
  20. 20.What time will it be 35 minutes after 7:05? (a) 7:30 (b) 8:40 (c) 6:40 (d) 7:40
  21. 21.What time was it 45 minutes before 9:50? (a) 10:05 (b) 8:05 (c) 9:05 (d) 9:15
  22. 22.What time was it 35 minutes before 8:40? (a) 7:05 (b) 8:05 (c) 9:05 (d) 8:15
  23. 23.What time was it 20 minutes before 9:20? (a) 10:00 (b) 9:00 (c) 8:00 (d) 9:10
  24. 24.A film starts at 3:25 and ends at 6:15. How long is the film? (a) 2 h 50 min (b) 3 h 50 min (c) 1 h 50 min (d) 3 h
  25. 25.What time was it 15 minutes before 8:55? (a) 8:40 (b) 7:40 (c) 9:40 (d) 8:50
  26. 26.What time will it be 20 minutes after 8:00? (a) 8:10 (b) 9:20 (c) 8:20 (d) 7:20
  27. 27.What time will it be 45 minutes after 6:05? (a) 7:50 (b) 6:40 (c) 5:50 (d) 6:50
  28. 28.What time will it be 30 minutes after 3:40? (a) 5:10 (b) 4:00 (c) 3:10 (d) 4:10
  29. 29.What time will it be 15 minutes after 10:15? (a) 11:30 (b) 10:20 (c) 9:30 (d) 10:30
  30. 30.What time was it 30 minutes before 8:15? (a) 7:55 (b) 8:45 (c) 6:45 (d) 7:45
  31. 31.What time was it 35 minutes before 10:35? (a) 10:10 (b) 10:00 (c) 9:00 (d) 11:00
  32. 32.A film starts at 2:55 and ends at 3:45. How long is the film? (a) 1 h 50 min (b) 40 min (c) 1 h (d) 50 min
  33. 33.What time will it be 20 minutes after 5:20? (a) 6:40 (b) 4:40 (c) 5:30 (d) 5:40
  34. 34.A film starts at 2:25 and ends at 5:25. How long is the film? (a) 2 h (b) 3 h 10 min (c) 4 h (d) 3 h
  35. 35.What time will it be 45 minutes after 10:55? (a) 12:40 (b) 10:40 (c) 11:30 (d) 11:40
  36. 36.What time will it be 30 minutes after 7:00? (a) 7:30 (b) 7:20 (c) 8:30 (d) 6:30
  37. 37.A film starts at 2:25 and ends at 2:50. How long is the film? (a) 15 min (b) 35 min (c) 25 min (d) 1 h 25 min
  38. 38.A film starts at 3:30 and ends at 4:15. How long is the film? (a) 45 min (b) 55 min (c) 1 h 45 min (d) 35 min
  39. 39.What time will it be 45 minutes after 9:50? (a) 11:35 (b) 9:35 (c) 10:35 (d) 10:25
  40. 40.A film starts at 3:00 and ends at 5:45. How long is the film? (a) 1 h 45 min (b) 2 h 45 min (c) 3 h 45 min (d) 2 h 55 min

Answer key

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

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