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题目材料：
If a family were selected at random from the survey sample, what is the probability that the family would own more than 2 motor vehicles?
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A.$$\frac{5}{18}$$
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B.$$\frac{13}{36}$$
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C.$$\frac{2}{5}$$
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D.$$\frac{3}{5}$$
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E.$$\frac{61}{90}$$
A显示答案
