SOLUTION: Two urns each contain green balls and blue balls. Urn I contains five green balls and two blue balls and Urn II contains two green balls and five blue balls. A ball is drawn from e
Algebra ->
Customizable Word Problem Solvers
-> Mixtures
-> SOLUTION: Two urns each contain green balls and blue balls. Urn I contains five green balls and two blue balls and Urn II contains two green balls and five blue balls. A ball is drawn from e
Log On
Question 477879: Two urns each contain green balls and blue balls. Urn I contains five green balls and two blue balls and Urn II contains two green balls and five blue balls. A ball is drawn from each urn. What is the probability that both balls are blue?
I don't understand how to work this. Answer by stanbon(75887) (Show Source):
You can put this solution on YOUR website! Two urns each contain green balls and blue balls. Urn I contains five green balls and two blue balls and Urn II contains two green balls and five blue balls. A ball is drawn from each urn. What is the probability that both balls are blue?
------------------
(2/7)(5/7) = 10/49
------------------------
Cheers,
Stan H.
===========
(