题目信息
A box contains 4 red chips and 2 blue chips. If two chips are selected at random without replacement, what is the probability that the chips are different colors?
A:$$\frac{1}{2}$$
B:$$\frac{8}{15}$$
C:$$\frac{7}{12}$$
D:$$\frac{2}{3}$$
E:$$\frac{7}{10}$$
参考答案及共享解析

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已选答案:
正确答案:
B:$$\frac{8}{15}$$
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题目来源
Magoosh