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The ratio of incomes of two persons is 1...

The ratio of incomes of two persons is 11 : 7 and the ratio of their expenditures is 9 : 5. If each of them manages to save Rs. 400 per month, find their monthly incomes.

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The correct Answer is:
Rs. 1400.
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OSWAAL PUBLICATION-PAIR OF LINEAR EQUATIONS IN TWO VARIABLES -TOPIC - 2 ALGEBRAIC METHODS TO SOLVE PAIR OF LINEAR EQUATIONS AND EQUATIONS REDUCIBLE TO LINEAR EQUATIONS (LONG ANSWER TYPE QUESTIONS - II)
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