Question

A bag contains eight red marbles and four blue marbles. You randomly pick a marble and then pick a second marble without returning the marbles to the bag. The first marble is red and the second marble is blue.

show work please thanks!

Answer 1

Answer:

14/33

Step-by-step explanation:

eight red marbles and four blue marbles = 12 total

P(red) = red/total = 8/12 = 2/3

No replacement

seven red marbles and four blue marbles =11 total

P(blue) = blue/total = 7/11

P(red, no replacement, blue) = 2/3*7/11 = 14/33