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To make bread dough, a baker mixes flour, eggs, yeast, and salt by weight in the ratio of 11 : 9 : 3 : 2, respectively. How many pounds of yeast are there in 20 pounds of the mixture?
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A.$$1\frac{3}{5}$$
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B.$$1\frac{4}{5}$$
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C.2
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D.$$2\frac{2}{5}$$
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E.$$8\frac{4}{5}$$
D显示答案
