The salary of a person is increased by 10 of his original salary But he received the same amount eve...........

Quantitative Aptitude (CDS) Partnership

The salary of a person is increased by 10% of his original salary. But he received the same amount even after increment. What is the percentage of his salary he did not receive?

11%

10%

100/11%

90/11%

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Explanation:

Let the original salary be x.
Then, increased salary =(110/100)x= Rs 11x/100
Because he received same salary ever after increment.
Amount of salary he didn't receive = 11x/10-x=Rs x/10
Amount of salary in percentage
$\frac{\frac{x}{10}}{\frac{11x}{10}}\times100\% = \frac{100}{11}\%$