A box contains 4 black, 3 red and 6 green marbles. 2 marbles are draw – McqOptions

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1.	A box contains 4 black, 3 red and 6 green marbles. 2 marbles are drawn from the box at random. What is the probability that both the marbles are of the same color?
A.	12/74
B.	24/78
C.	13/78
D.	None of these
Answer» C. 13/78

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