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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 191 · 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.What time will it be 20 minutes after 8:00? (a) 8:10 (b) 8:20 (c) 7:20 (d) 9:20
  2. 2.What time will it be 15 minutes after 7:10? (a) 6:25 (b) 7:25 (c) 8:25 (d) 7:15
  3. 3.A film starts at 6:30 and ends at 7:55. How long is the film? (a) 25 min (b) 2 h 25 min (c) 1 h 35 min (d) 1 h 25 min
  4. 4.A film starts at 1:50 and ends at 2:25. How long is the film? (a) 35 min (b) 25 min (c) 45 min (d) 1 h 35 min
  5. 5.What time will it be 50 minutes after 2:10? (a) 2:00 (b) 4:00 (c) 3:00 (d) 2:50
  6. 6.What time was it 30 minutes before 6:15? (a) 6:45 (b) 4:45 (c) 5:55 (d) 5:45
  7. 7.A film starts at 2:00 and ends at 3:05. How long is the film? (a) 1 h 15 min (b) 2 h 5 min (c) 1 h 5 min (d) 5 min
  8. 8.What time was it 20 minutes before 6:05? (a) 6:45 (b) 5:45 (c) 5:55 (d) 4:45
  9. 9.A film starts at 3:25 and ends at 4:25. How long is the film? (a) 50 min (b) 1 h 10 min (c) 2 h (d) 1 h
  10. 10.What time was it 35 minutes before 3:15? (a) 2:50 (b) 2:40 (c) 3:40 (d) 1:40
  11. 11.A film starts at 7:55 and ends at 9:00. How long is the film? (a) 5 min (b) 2 h 5 min (c) 1 h 15 min (d) 1 h 5 min
  12. 12.A film starts at 3:55 and ends at 5:35. How long is the film? (a) 2 h 40 min (b) 1 h 40 min (c) 1 h 50 min (d) 40 min
  13. 13.What time was it 30 minutes before 11:45? (a) 10:15 (b) 12:15 (c) 11:15 (d) 11:25
  14. 14.What time will it be 50 minutes after 2:30? (a) 3:20 (b) 2:20 (c) 4:20 (d) 3:10
  15. 15.A film starts at 6:25 and ends at 8:55. How long is the film? (a) 3 h 30 min (b) 1 h 30 min (c) 2 h 40 min (d) 2 h 30 min
  16. 16.What time will it be 45 minutes after 9:55? (a) 10:40 (b) 11:40 (c) 10:30 (d) 9:40
  17. 17.A film starts at 2:35 and ends at 4:55. How long is the film? (a) 3 h 20 min (b) 1 h 20 min (c) 2 h 20 min (d) 2 h 30 min
  18. 18.What time will it be 25 minutes after 1:25? (a) 1:40 (b) 1:50 (c) 2:00 (d) 2:50
  19. 19.A film starts at 5:05 and ends at 8:05. How long is the film? (a) 4 h (b) 2 h (c) 3 h 10 min (d) 3 h
  20. 20.What time will it be 35 minutes after 10:10? (a) 9:45 (b) 10:35 (c) 11:45 (d) 10:45
  21. 21.What time was it 40 minutes before 2:55? (a) 3:15 (b) 2:15 (c) 2:25 (d) 1:15
  22. 22.A film starts at 4:25 and ends at 4:45. How long is the film? (a) 10 min (b) 20 min (c) 1 h 20 min (d) 30 min
  23. 23.What time will it be 50 minutes after 2:05? (a) 3:55 (b) 2:45 (c) 2:55 (d) 1:55
  24. 24.What time will it be 20 minutes after 10:15? (a) 9:35 (b) 10:35 (c) 10:25 (d) 11:35
  25. 25.What time was it 35 minutes before 8:50? (a) 8:25 (b) 7:15 (c) 8:15 (d) 9:15
  26. 26.What time will it be 55 minutes after 3:10? (a) 5:05 (b) 3:55 (c) 4:05 (d) 3:05
  27. 27.What time will it be 25 minutes after 7:15? (a) 7:30 (b) 7:40 (c) 8:40 (d) 6:40
  28. 28.A film starts at 3:35 and ends at 4:25. How long is the film? (a) 1 h (b) 1 h 50 min (c) 40 min (d) 50 min
  29. 29.A film starts at 8:40 and ends at 9:25. How long is the film? (a) 1 h 45 min (b) 35 min (c) 45 min (d) 55 min
  30. 30.A film starts at 1:30 and ends at 1:50. How long is the film? (a) 1 h 20 min (b) 20 min (c) 10 min (d) 30 min
  31. 31.What time will it be 30 minutes after 8:00? (a) 7:30 (b) 9:30 (c) 8:30 (d) 8:20
  32. 32.What time was it 40 minutes before 9:40? (a) 9:00 (b) 9:10 (c) 10:00 (d) 8:00
  33. 33.A film starts at 1:20 and ends at 1:55. How long is the film? (a) 45 min (b) 1 h 35 min (c) 35 min (d) 25 min
  34. 34.A film starts at 3:30 and ends at 5:20. How long is the film? (a) 1 h 50 min (b) 50 min (c) 2 h (d) 2 h 50 min
  35. 35.What time will it be 35 minutes after 10:00? (a) 9:35 (b) 10:35 (c) 11:35 (d) 10:25
  36. 36.What time will it be 40 minutes after 3:15? (a) 3:55 (b) 4:55 (c) 2:55 (d) 3:45
  37. 37.What time was it 15 minutes before 9:45? (a) 9:40 (b) 10:30 (c) 9:30 (d) 8:30
  38. 38.What time was it 45 minutes before 7:20? (a) 7:35 (b) 6:35 (c) 6:45 (d) 5:35
  39. 39.What time will it be 15 minutes after 7:50? (a) 9:05 (b) 7:55 (c) 8:05 (d) 7:05
  40. 40.What time was it 35 minutes before 7:00? (a) 6:35 (b) 7:25 (c) 6:25 (d) 5:25

Answer key

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

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