Sohan’s income is Rs 15500 per month. He saves 11% of his income. If his income increases by 10%, then he reduces his saving by 1%, how much does he save now?

$$\begin{gathered} Sohan monthly income is = Rs 15500 \\ Sohan savings is = 11\% of 15500 = 15500 \times \frac{11}{100} = Rs 1705 \\ Monthly income increases by = 10\% \\ New monthly income is = 15500 + \frac{10}{100} \times 15500 = 15500 + 1550 = Rs 17050 \\ When savings reduced by 1\% will result in = 11 – 1 = 10\% of 17050 \\ New savings = \left(\frac{10}{100}\right) \times 17050 = Rs 1705 \\ \therefore Savings is Rs 1705, which remains the same even after increment. \end{gathered}$$