A vendor bought buttons at 6 for a rupee. How many for a rupee must he sell to gain 20%? · ABC26GN2570
Subject: General Aptitude · Chapter: Profit and Loss
A vendor bought buttons at 6 for a rupee. How many for a rupee must he sell to gain 20%?
Answer
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Explanation
C.P. of 6 buttons $=₹ 1$, Gain $=20 \%$. S.P. of 6 buttons $=₹\left(\frac{120}{100} \times 1\right)=₹ \frac{6}{5}$. $$\text { For } ₹ \frac{6}{5} \text {, buttons sold }=6 \text {. For } ₹ 1 \text {, buttons sold }=\left(6 \times \frac{5}{6}\right)=5 \text {. }$$
Explanation as extracted from the printed page; notation may be imperfect.
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