Answer-The ratio of monthly incomes of A and B is 7 : 10. The ratio of their expenditures is 2 : 3. If each...

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ATQ, Let As and Bs incomes be 7x and 10x. Let their expenditures be 2y and 3y. Both save 1,000, so A 7x2y1000 B 10x3y1000 Solve these two equations Multiply As equation by 3  21x6y3000 Multiply Bs equation by 2  20x6y2000 Subtract  x1000 So, Bs income  10x101000 10,000

The ratio of monthly incomes of A and B is 7 : 10. The ratio of their expenditures is 2 : 3. If each of A and B saves Rs. 1,000 per month, then what will be the monthly income of B?

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