Two urns contain white balls and yellow balls. The first urn contains 2 white balls and 7 yellow balls and the second urn contains 10 white balls and 4 yellow balls. A ball is drawn at random from each urn. What is the probability that both balls are w?

2/21
10/63
12/23
1/20

2/21
10/63
12/23
1/20

1 Answer
Write your answer here...
Start with a one sentence answer
Then teach the underlying concepts
Don't copy without citing sources
preview
?

Answer

Write a one sentence answer...

Answer:

Explanation

Explain in detail...

Explanation:

I want someone to double check my answer

Describe your changes (optional) 200

2
Apr 13, 2017

The first must be white and the second must be white.

#P(W,W) = P(W) xx P(W)#

#P(W,W) = 2/9 xx 10/14#

#P(W,W)=10/63#

Was this helpful? Let the contributor know!
1500