The juice stall at the circus stocked just $2$ brands of orange juice tetra packs. Brand $A$ costs $\$1$ per pack

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by VJesus12 » Thu Oct 01, 2020 2:10 am

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The juice stall at the circus stocked just $2$ brands of orange juice tetra packs. Brand $A$ costs $\$1$ per pack and brand $B$ costs $\$1.5$ per pack. Last week, brand $A$ contributed to $m\%$ of the stall’s revenue and accounted for $n\%$ of sales of juice tetra packs. Which of the following expresses $m$ in terms of $n?$

(A) $\dfrac{100n}{150 - n}$
(B) $\dfrac{200n}{250-n}$
(C) $\dfrac{200n}{300-n}$
(D) $\dfrac{250n}{400-n}$
(E) $\dfrac{300n}{500-n}$

Answer: C

Source: Princeton Review

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