A dishonest dealer defrauds to extent of x % in buying as well as selling his goods by using faulty

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7.Profit and Loss

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A dishonest dealer defrauds to the extent of $x \%$ in buying as well as selling his goods by using faulty weight. What will be the gain per cent on his outlay?

A

$2 x$$\%$

B

$\left(\frac{10}{x}+x^{2}\right) \%$

C

$\left(2 x+\frac{x^{2}}{100}\right) \%$

D

$\left(x+\frac{x^{2}}{100}\right) \%$

Solution

Total profit

$=x+x+\frac{x \times x}{100}$

$=\left(2 x+\frac{x^{2}}{100}\right) \%$

Standard 13

Quantitative Aptitude

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