# The ratio of two persons is 9 : 7 and the ratio of their expenditure is 4 :3. If each of them manages to save rupees 2000 per month ,find their monthly income.

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by yuvakishore

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by yuvakishore

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let their incomes be 9xand 3y and expenditures be 7x and 3y

first person savings=9x-4y=2000......................1

second person savings=7x-3y=2000.....................2

from 1and 2 equations we get

x=2000 and y=4000

income of first person=18000

income of second person=14000