The incomes of two persons A and B are in the ratio 3:4. If each saves Rs.100 per month, the ratio of their expenditures is 1:4 . Find their incomes?	Choose the correct answer:
A) 112.5, 158.5  B) 180.5, 150  C) 100, 200  D) 112.5, 150  E) 122.5, 150
The incomes of A and B be 3P and 4P.   Expenditures = Income - Savings   (3P - 100) and (4P - 100)   The ratio of their expenditure = 1:4   (3P - 100):(4P - 100) = 1:4   8P = 300 =&gt; P = 37.5   Their incomes = 112.5, 150   ANSWER:112.5, 150
<result>D</result>
The incomes of two persons A and B are in the ratio 3:4. If each saves Rs.100 per month, the ratio of their expenditures is 1:4 . Find their incomes?