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If $$\frac{1}{2}$$ < x < $$\frac{3}{4}$$ and $$\frac{2}{7}$$ < y < $$\frac{4}{7}$$, which of the following is a possible value of xy ?
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A.$$\frac{1}{7}$$
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B.$$\frac{2}{7}$$
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C.$$\frac{3}{7}$$
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D.$$\frac{4}{7}$$
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E.$$\frac{5}{7}$$
B显示答案
