How do you do this question? It has to do with dependent events.

Question

There are 2 green marbles, 3 blue marbles and 4 red marbles.
Find the probability for the question below if you pick a marble, do not replace it, then pick a second marble.

Probability of green, then red

Please and thanks!

Answer 1

(2/9)(4/8)=1/9

( Remember that when you take a marble out, the total goes from 9 to 8 )

Answer 2

Thanks so much! One question helped me do the rest!