Rama's expenditure and savings are in the rat | vedclass

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(A) Let Rama's expenditure be $₹3x$ and savings be $₹2x$.Then,his total income is $₹(3x + 2x) = ₹5x$.New income after $10\%$ increase $= 5x 	imes 1.1

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(A) Let Rama's expenditure be $₹3x$ and savings be $₹2x$.Then,his total income is $₹(3x + 2x) = ₹5x$.New income after $10\%$ increase $= 5x 	imes 1.10 = ₹5.5x$.New expenditure after $12\%$ increase $= 3x 	imes 1.12 = ₹3.36x$.New savings = New income - New expenditure $= 5.5x - 3.36x = ₹2.14x$.Increase in savings $= 2.14x - 2x = 0.14x$.Percentage increase in savings $= (0.14x / 2x) 	imes 100 = 7\%$.

Rama's expenditure and savings are in the ratio $3:2$. His income increases by $10\%$. His expenditure also increases by $12\%$. His savings increases by: (in $\%$)

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