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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 73 · 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 3:20 and ends at 3:40. How long is the film? (a) 10 min (b) 1 h 20 min (c) 20 min (d) 30 min
  2. 2.What time will it be 35 minutes after 2:40? (a) 3:15 (b) 2:15 (c) 3:05 (d) 4:15
  3. 3.What time was it 40 minutes before 3:55? (a) 4:15 (b) 3:15 (c) 2:15 (d) 3:25
  4. 4.What time will it be 25 minutes after 8:20? (a) 9:45 (b) 8:45 (c) 8:35 (d) 7:45
  5. 5.A film starts at 7:10 and ends at 8:00. How long is the film? (a) 1 h (b) 1 h 50 min (c) 50 min (d) 40 min
  6. 6.What time was it 55 minutes before 4:05? (a) 3:10 (b) 4:10 (c) 3:20 (d) 2:10
  7. 7.What time was it 55 minutes before 9:05? (a) 8:10 (b) 8:20 (c) 9:10 (d) 7:10
  8. 8.What time was it 40 minutes before 6:00? (a) 6:20 (b) 5:30 (c) 4:20 (d) 5:20
  9. 9.A film starts at 2:10 and ends at 5:10. How long is the film? (a) 4 h (b) 3 h (c) 2 h (d) 3 h 10 min
  10. 10.A film starts at 1:00 and ends at 1:20. How long is the film? (a) 30 min (b) 10 min (c) 1 h 20 min (d) 20 min
  11. 11.What time will it be 50 minutes after 7:25? (a) 7:15 (b) 9:15 (c) 8:15 (d) 8:05
  12. 12.What time was it 25 minutes before 10:40? (a) 10:25 (b) 11:15 (c) 10:15 (d) 9:15
  13. 13.A film starts at 8:05 and ends at 8:35. How long is the film? (a) 1 h 30 min (b) 40 min (c) 30 min (d) 20 min
  14. 14.What time will it be 55 minutes after 9:10? (a) 9:05 (b) 9:55 (c) 10:05 (d) 11:05
  15. 15.What time will it be 15 minutes after 3:40? (a) 3:55 (b) 2:55 (c) 4:55 (d) 3:45
  16. 16.What time was it 25 minutes before 3:15? (a) 3:00 (b) 1:50 (c) 3:50 (d) 2:50
  17. 17.A film starts at 1:30 and ends at 2:20. How long is the film? (a) 40 min (b) 1 h (c) 50 min (d) 1 h 50 min
  18. 18.What time was it 30 minutes before 10:05? (a) 10:35 (b) 9:45 (c) 9:35 (d) 8:35
  19. 19.A film starts at 4:10 and ends at 6:50. How long is the film? (a) 2 h 40 min (b) 3 h 40 min (c) 1 h 40 min (d) 2 h 50 min
  20. 20.What time will it be 50 minutes after 10:15? (a) 10:55 (b) 12:05 (c) 10:05 (d) 11:05
  21. 21.What time was it 20 minutes before 7:05? (a) 6:55 (b) 7:45 (c) 5:45 (d) 6:45
  22. 22.What time will it be 40 minutes after 2:40? (a) 3:20 (b) 2:20 (c) 4:20 (d) 3:10
  23. 23.A film starts at 3:50 and ends at 6:50. How long is the film? (a) 2 h (b) 3 h 10 min (c) 4 h (d) 3 h
  24. 24.What time was it 40 minutes before 4:20? (a) 4:40 (b) 3:50 (c) 3:40 (d) 2:40
  25. 25.What time was it 20 minutes before 3:35? (a) 4:15 (b) 2:15 (c) 3:15 (d) 3:25
  26. 26.What time was it 15 minutes before 6:55? (a) 5:40 (b) 7:40 (c) 6:40 (d) 6:50
  27. 27.What time was it 15 minutes before 2:25? (a) 2:10 (b) 3:10 (c) 1:10 (d) 2:20
  28. 28.What time will it be 20 minutes after 1:35? (a) 1:55 (b) 2:55 (c) 2:05 (d) 1:45
  29. 29.A film starts at 3:25 and ends at 6:05. How long is the film? (a) 1 h 40 min (b) 3 h 40 min (c) 2 h 50 min (d) 2 h 40 min
  30. 30.What time was it 15 minutes before 7:45? (a) 8:30 (b) 6:30 (c) 7:30 (d) 7:40
  31. 31.What time will it be 20 minutes after 8:25? (a) 9:45 (b) 7:45 (c) 8:35 (d) 8:45
  32. 32.What time was it 30 minutes before 10:00? (a) 9:30 (b) 10:30 (c) 9:40 (d) 8:30
  33. 33.What time was it 20 minutes before 3:55? (a) 4:35 (b) 3:45 (c) 3:35 (d) 2:35
  34. 34.A film starts at 3:05 and ends at 3:25. How long is the film? (a) 30 min (b) 20 min (c) 10 min (d) 1 h 20 min
  35. 35.What time will it be 40 minutes after 1:45? (a) 3:25 (b) 1:25 (c) 2:15 (d) 2:25
  36. 36.What time was it 30 minutes before 6:35? (a) 7:05 (b) 5:05 (c) 6:15 (d) 6:05
  37. 37.A film starts at 3:45 and ends at 6:25. How long is the film? (a) 3 h 40 min (b) 2 h 50 min (c) 1 h 40 min (d) 2 h 40 min
  38. 38.What time was it 25 minutes before 2:55? (a) 2:30 (b) 1:30 (c) 3:30 (d) 2:40
  39. 39.What time will it be 30 minutes after 7:55? (a) 8:15 (b) 8:25 (c) 7:25 (d) 9:25
  40. 40.What time will it be 45 minutes after 4:55? (a) 5:30 (b) 6:40 (c) 5:40 (d) 4:40

Answer key

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

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