An urn contains 3 red and 4 green marbles. If three marbles are picked – McqOptions

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1.	An urn contains 3 red and 4 green marbles. If three marbles are picked at random, what is the probability that two are green and one is red ?
A.	3/7
B.	18/35
C.	5/14
D.	4/21
Answer» C. 5/14

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