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7.Profit and Loss
easy
A fair price shopkeeper takes $10 \%$ profit on his goods. He lost $20 \%$ goods during theft his loss $\%$ is
A
$8$
B
$10$
C
$11$
D
$12$
Solution
Using net effective formula,
$\Rightarrow \quad 10-20-\frac{10 \times 20}{100}=12 \%$ Loss
Hence, $12 \%$ Loss
Standard 13
Quantitative Aptitude