A circular rim 28 inches in diameter rotates the same number of inches per second as a circular rim 35 inches in diameter. If the smaller rim makes x revolutions per second, how many revolutions per minute does the larger rim make in terms of x ?
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A$$\frac{48π}{x}$$
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B75x
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C48x
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D24x
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E$$\frac{x}{75}$$
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正确答案: C