A bag contains 5 red, 6 blue and 2 green balls. If 2 ballsare picked at random, what is the probability that both are red? Choose the correct choice from the following choices
A) 1/13 B) 2/23 C) 5/39 D) 4/27 E) 3/23
P(Both are red),   55/392135/392=65/392135/392   =10/78=5/39   5/39
<result>C</result>
A bag contains 5 red, 6 blue and 2 green balls. If 2 ballsare picked at random, what is the probability that both are red?