The ratio of incomes of two persons is \(9 : 7\) and the ratio of their expenditures is \(4 : 3\). If each of them manages to save \(2000\) per month, find their monthly incomes.
Answer:
Let us denote the incomes of the two person by \(9x\) and \(7x\) and their expenditures by \(4y\) and \(3y\) respectively.
\(x = \)
\(y = \)
Two persons monthly incomes are \(Rs.\) and \(Rs.\)