Symbiosis National Aptitude Test SNAP 2016 Paper

Question : 1 of 150

Marks: +1, -0

The ratio of monthly incomes of A and B is 7 : 6 and the ratio of their monthly expenditures is 5 : 4. If each of them saves ₹ 600 per month, find the sum of their monthly incomes?

3600
2100
3900
None of these

Validate

Solution:

Let the monthly incomes of A and B be 7x and 6x respectively. Now

{7x-600}/{6x-600}

5/4

x = 300
Total monthly income of A and B = 7x + 6x = 13x = 3900

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