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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 388 · 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 6:20 and ends at 9:10. How long is the film? (a) 3 h 50 min (b) 2 h 50 min (c) 1 h 50 min (d) 3 h
  2. 2.What time will it be 40 minutes after 2:15? (a) 2:45 (b) 2:55 (c) 3:55 (d) 1:55
  3. 3.A film starts at 3:05 and ends at 4:15. How long is the film? (a) 1 h 20 min (b) 1 h 10 min (c) 2 h 10 min (d) 10 min
  4. 4.What time was it 15 minutes before 2:50? (a) 1:35 (b) 3:35 (c) 2:35 (d) 2:45
  5. 5.What time will it be 45 minutes after 8:20? (a) 8:05 (b) 10:05 (c) 8:55 (d) 9:05
  6. 6.What time was it 20 minutes before 2:55? (a) 1:35 (b) 3:35 (c) 2:45 (d) 2:35
  7. 7.What time was it 50 minutes before 3:10? (a) 3:20 (b) 1:20 (c) 2:20 (d) 2:30
  8. 8.A film starts at 5:55 and ends at 7:40. How long is the film? (a) 1 h 45 min (b) 1 h 55 min (c) 2 h 45 min (d) 45 min
  9. 9.What time will it be 30 minutes after 10:25? (a) 9:55 (b) 10:55 (c) 10:45 (d) 11:55
  10. 10.A film starts at 2:25 and ends at 2:45. How long is the film? (a) 20 min (b) 30 min (c) 10 min (d) 1 h 20 min
  11. 11.What time will it be 25 minutes after 5:10? (a) 5:35 (b) 5:25 (c) 6:35 (d) 4:35
  12. 12.What time will it be 40 minutes after 4:25? (a) 4:55 (b) 6:05 (c) 5:05 (d) 4:05
  13. 13.A film starts at 3:30 and ends at 5:00. How long is the film? (a) 1 h 30 min (b) 30 min (c) 2 h 30 min (d) 1 h 40 min
  14. 14.A film starts at 4:05 and ends at 4:50. How long is the film? (a) 1 h 45 min (b) 35 min (c) 45 min (d) 55 min
  15. 15.What time will it be 30 minutes after 5:55? (a) 7:25 (b) 6:15 (c) 5:25 (d) 6:25
  16. 16.A film starts at 7:30 and ends at 9:10. How long is the film? (a) 2 h 40 min (b) 1 h 40 min (c) 1 h 50 min (d) 40 min
  17. 17.What time was it 40 minutes before 7:40? (a) 7:10 (b) 7:00 (c) 8:00 (d) 6:00
  18. 18.A film starts at 4:45 and ends at 6:15. How long is the film? (a) 1 h 40 min (b) 2 h 30 min (c) 30 min (d) 1 h 30 min
  19. 19.A film starts at 5:50 and ends at 7:00. How long is the film? (a) 10 min (b) 1 h 20 min (c) 1 h 10 min (d) 2 h 10 min
  20. 20.What time was it 30 minutes before 5:10? (a) 5:40 (b) 4:50 (c) 4:40 (d) 3:40
  21. 21.What time will it be 40 minutes after 3:20? (a) 3:00 (b) 3:50 (c) 5:00 (d) 4:00
  22. 22.A film starts at 8:15 and ends at 10:00. How long is the film? (a) 1 h 55 min (b) 2 h 45 min (c) 45 min (d) 1 h 45 min
  23. 23.What time was it 20 minutes before 11:45? (a) 11:35 (b) 10:25 (c) 11:25 (d) 12:25
  24. 24.What time was it 35 minutes before 5:15? (a) 4:50 (b) 4:40 (c) 5:40 (d) 3:40
  25. 25.What time will it be 25 minutes after 1:20? (a) 2:45 (b) 1:35 (c) 1:45 (d) 1:55
  26. 26.A film starts at 2:15 and ends at 2:40. How long is the film? (a) 35 min (b) 15 min (c) 25 min (d) 1 h 25 min
  27. 27.A film starts at 7:20 and ends at 8:20. How long is the film? (a) 50 min (b) 1 h 10 min (c) 2 h (d) 1 h
  28. 28.What time was it 50 minutes before 6:40? (a) 6:00 (b) 6:50 (c) 4:50 (d) 5:50
  29. 29.What time was it 50 minutes before 9:25? (a) 8:35 (b) 8:45 (c) 9:35 (d) 7:35
  30. 30.What time was it 55 minutes before 2:35? (a) 1:40 (b) 2:40 (c) 1:30 (d) 1:50
  31. 31.A film starts at 4:20 and ends at 7:05. How long is the film? (a) 2 h 55 min (b) 2 h 45 min (c) 3 h 45 min (d) 1 h 45 min
  32. 32.A film starts at 3:25 and ends at 5:35. How long is the film? (a) 2 h 20 min (b) 1 h 10 min (c) 2 h 10 min (d) 3 h 10 min
  33. 33.What time was it 40 minutes before 7:50? (a) 6:10 (b) 8:10 (c) 7:10 (d) 7:20
  34. 34.What time was it 15 minutes before 5:45? (a) 5:40 (b) 4:30 (c) 5:30 (d) 6:30
  35. 35.What time was it 35 minutes before 5:40? (a) 6:05 (b) 4:05 (c) 5:05 (d) 5:15
  36. 36.What time was it 55 minutes before 9:10? (a) 8:25 (b) 7:15 (c) 8:15 (d) 9:15
  37. 37.What time was it 45 minutes before 8:35? (a) 7:50 (b) 6:50 (c) 8:50 (d) 8:00
  38. 38.What time will it be 15 minutes after 5:45? (a) 6:00 (b) 5:00 (c) 7:00 (d) 5:50
  39. 39.What time was it 20 minutes before 6:15? (a) 6:55 (b) 5:55 (c) 4:55 (d) 6:05
  40. 40.What time was it 15 minutes before 7:25? (a) 7:10 (b) 7:20 (c) 6:10 (d) 8:10

Answer key

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

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