Gujarati
Hindi
7.Profit and Loss
hard

Some articles were bought at $6$ for $Rs. 5$ and sold at $5$ for $Rs. 6 .$ Gain percent is

A

$30$

B

$33 \frac{1}{3}$

C

$35$

D

$44$

Solution

$C.P.$ $=Rs. 5 / 6 ; \quad$ $S.P.$ $Rs.= 6 / 5$

$\operatorname{Gain} \%=\frac{ S.P. – C.P. }{ C.P. } \times 100$.

$=\frac{\frac{6}{5}-\frac{5}{6}}{\frac{5}{6}} \times 100=\frac{\frac{36-25}{30}}{\frac{5}{6}} \times 100$

$=\frac{11}{30} \times \frac{6}{5} \times 100=\frac{11}{25} \times 100=44 \%$

Standard 13
Quantitative Aptitude

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