• # question_answer A man spends 75% of his income. If his income is increased by 20% and he increased his expenditure by 10%. His savings percentage is increased by A)  25%            B)  50% C)  75%            D)  10%

Let his income be Rs 100, Then, his expenditure = Rs 75 and saving          = Rs 25 New income = (100 + 20) = Rs 120 New Expenditure = 75 + 7.5) = Rs 82.50 New saving = Rs (120 - 82.50) = Rs 37.50 $\therefore$ Percentage increase saving $=\frac{12.5}{25}\times 100=50%$