A basket contains 6 blue, 2 red, 4 green and 3 yellow balls. If 5 balls are picked up at random, what is the probability that at least one is blue?

A basket contains 6 blue, 2 red, 4 green and 3 yellow balls. If 5 ball

1.	A basket contains 6 blue, 2 red, 4 green and 3 yellow balls. If 5 balls are picked up at random, what is the probability that at least one is blue?
A.	$\frac{137}{143}$$
B.	$\frac{18}{455}$$
C.	$\frac{9}{91}$$
D.	$\frac{2}{5}$$
E.	one of these
Answer» B. $\frac{18}{455}$$

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A basket contains 6 blue, 2 red, 4 green and 3 yellow balls. If 5 balls are picked up at random, what is the probability that at least one is blue?

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