A box contains 6 black balls and 4 white balls. If two balls are selected at random without replacement, what...

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A

B

C

D

E

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Source: Magoosh

A box contains 6 black balls and 4 white balls. If two balls are selected at random without replacement, what is the probability that both balls are white?

A. 7/90
B. 3/25
C. 2/15
D. 4/25
E. 4/9

The OA is C
Source: — Problem Solving |