1.

There are 3 boxes each containing 3 red and 5 green balls. Also there are 2 boxes, each containing 4 red and 2 green balls. A green ball is selected at random. Find the probability that this green ball id from a box of the first group.

Answer»

A) `54/61`
B) `45/61`
C) `8/31`
D) NONE of these

Answer :B


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