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- Quantitative Aptitude
7.Profit and Loss
medium
By selling an article for $Rs$ $384,$ a trader gains $20 \%$. Find the cost price of article.
A
$160$
B
$240$
C
$320$
D
$480$
Solution
If the $C.P.$ is $Rs. 100,$ the $S.P.$ will be $Rs.120$
$\therefore$ For $S.P.$ $=Rs. 384,$ $C.P.$
will be $\frac{100}{120} \times 384=5 \times 64=₹ 320$
Standard 13
Quantitative Aptitude