Question

the income of A and B are in the ratio 3 is to 4 and their expenditures are in the ratio 5 is to 7 if each saves rupees thousand find their incomes​

Answer 1

Answer:

Step-by-step explanation:

Let income of A be 3x

Let """ B be 4x

Let expenditure of A be 5y

Let"".."" of B be 7y

We know that ..

Income - Expenditure = saving ...so

3x-5y=1000

4x-7y=1000