Question

Question 3 The monthly incomes of A and B are in the ratio 4:5, their expenses are in the ratio 5 : 6. If A saves Rs.25 per month and B saves Rs.50 per month, what are their respective incomes?​

Answer 1

Answer:

Let incomes be 4x and 5x.

Let expenditures be 5y and 6y.

So

4

x

−

5

y

=

25

5

x

−

6

y

=

50

So x=100

So the incomes of A and B are 400 and 500 respectively.