【GMAT考满分数学PS题库】A certain company buys _真题_答案

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A certain company buys $n$ products and sells $p$ percent of them for $x$ dollars each and the rest for $y$ dollars each. Which of the following represents the total revenue on the sale of the products?

A
$pnx+(1-p)ny$
B
$\frac{pnx+(1-p)ny}{100}$
C
$(\frac{p}{100})x+(n-\frac{p}{100})y$
D
$(nx+\frac{p}{100})(ny-\frac{p}{100})$
E
$(\frac{p}{100})nx+(1-\frac{p}{100})ny$

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正确答案: E

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