A box contains 12 identical balls of which 5 are red, 4 b...
A box contains 12 identical balls of which 5 are red, 4 blue, and the rest are green. If two balls are selected at random one after the other with replacement, what is the probability that both are red?
25144
533
56
103132
Correct answer is A
Pr(RR) = 512 = 512×512=25144
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