1.

the incomes of Rajesh and Mahesh are in the ratio 7:9 and their savings are in the ratio 5:7. what is the ratio of their expenditures in the same order, if Mahesh saves two third of his income?

Answer» 9a) the ratio of their expenditures is to be calculated.
(b) Let the incomes of Rajesh and Mahesh be 7x and 9x, and their savings be 5y and 7y.
(c) Given `7y=(2)/(3)(9x)` find `(x)/(y)`
(d) Ratio of their expenditures`=(7x-5y):(9x-7y)`
`=[7((x)/(y))-5]:[9((x)/(y))-y]`


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