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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



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Ratio of their incomes is 9:7 and expenditure is 4:3
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

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