Jacob’s weekly take-home pay is n dollars. Each week he uses \(\dfrac{4n}{5}\) dollars for expenses and saves the rest.

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Jacob’s weekly take-home pay is n dollars. Each week he uses \(\dfrac{4n}{5}\) dollars for expenses and saves the rest. At those rates, how many weeks will it take Jacob to save \(\$500,\) in terms of \(n?\)

A. \(\dfrac{500}{n}\)

B. \(\dfrac{2,500}{n}\)

C. \(\dfrac{n}{625}\)

D. \(\dfrac{n}{2,500}\)

E. \(625n\)

The OA is B
Source: — Problem Solving |