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- Quantitative Aptitude
7.Profit and Loss
easy
By selling an article for $Rs.\, 450,$ a man loses $10 \% .$ The gain or loss percent if he sells it for $Rs.\, 540$ is
A
loss $9 \%$
B
$\operatorname{gain} 8 \%$
C
loss $8 \%$
D
$\operatorname{gain} 9 \%$
Solution
$90 \%$ $C.P.$ $=450$
$\therefore CP =500$
$Now , S.P. =₹ 540$
$\operatorname{Gain} \%=\frac{40}{500} \times 100=8 \%$
Standard 13
Quantitative Aptitude