Annual income of a and b are in the ratio 4:3 and their annual expenses are in the ratio 3:2.if each of them saves 600 at the end of the year what is the annual income of a
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400:300 =income
300:200= expenses
400-300=100u
100u=600
u=6
so 400u =400×6=2400
300:200= expenses
400-300=100u
100u=600
u=6
so 400u =400×6=2400
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