Gabrielius T.

asked • 11/09/21

Tricky probability problem

Please help me to solve this one.


Mark bought 5 yellow, 3 green, 2 blue, and 2 red notebooks. The next day he brought two of his 12 notebooks. IF he takes the third notebook from the remaining ones, the probability that it will be green is 2/10. Which statements are correct about the two notebooks Mark brought?


  1. One of them is yellow, the other is green
  2. One of them is yellow, the other is blue
  3. One of them is yellow, the other is red
  4. Both of them are yellow
  5. Both of them are green
  6. One of them is green, the other is red
  7. One of them is green, the other is blue
  8. One of them is red, the other is blue


1 Expert Answer

By:

William W. answered • 11/09/21

Tutor
5.0 (808)

Top ACT Math Prep Tutor

Still looking for help? Get the right answer, fast.

Ask a question for free

Get a free answer to a quick problem.
Most questions answered within 4 hours.

OR

Find an Online Tutor Now

Choose an expert and meet online. No packages or subscriptions, pay only for the time you need.