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 Rs 2000 per month, find their monthly incomes.

Explanation

To solve the problem, we will follow these steps:

### Step 1: Define the Variables
Let the income of the first person be \( 9x \) and the income of the second person be \( 7x \), where \( x \) is a common multiplier.

### Step 2: Define the Expenditures
Given the ratio of their expenditures is \( 4:3 \), we can define:
- Expenditure of the first person as \( 4y \)
...