Discussion :: Testing allindiaexams
- The ratio of the incomes of Chetan and Dinesh is 3 : 4. The ratio of their expenditures is 5 : 7. If each of them saves Rs. 200, find the incomes of both ?
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A.
Rs. 1500, Rs. 2000
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B.
Rs. 600, Rs. 800
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C.
Rs. 900, Rs. 1200
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D.
Rs. 1800, Rs.2400
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E.
None of these.
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Answer : Option E
Explanation :
Let the incomes of Chetan and Dinesh be 3x and 4x respectively. Let the expenditures of Chetan and Dinesh be 5y and 7y respectively. Savings is defined as (Income) - (Expenditure). Hence the savings of Chetan and Dinesh are 3x - 5y and 4x - 7y respectively.
3x - 5y = 200 --> (1)
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