Question

Monthly incomes of A and B are in the ratio of 4:5, their expenses are in the ratio of 7 : 9 and their saving are in tha ratio of 4:3. if total saving is Rs 350,find tha individual monthly income.​

Answer 1

Let ratios be 4x and 5x

7x and 9x

4x and 3x

According to question :

4x+3x=₹350

=7x=350

=x=350 /7

=x=₹50

Therefore x=₹50

And incomes are:

4x=4×50=₹200

5x= 5×50=₹250