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- Quantitative Aptitude
7.Profit and Loss
medium
A trader mixes $26\, kg$ of rice at $Rs$. $20$ per $kg$ with $30\, kg$ of rice of other variety at $Rs.\, 36$ per $kg$ and sells the mixture at $Rs.\, 30$ per $kg.$ His profit percent is
A
No profit, no loss
B
$5$
C
$8$
D
$10$
Solution
Total $CP$ of mixture $=26 \times 20+30 \times 36$
$520+1080=$ Rs. $1600, \quad S P=30 \times 56=$ $Rs. 1680$
$\%$ profit $=\frac{80}{1600} \times 100=5 \%$
Standard 13
Quantitative Aptitude