The expenses of an orphanage are partly constant & partly vary as the number of boys in the orphanage. Then expenses were Rs. 10000 for 150 boys and 8400 for 120 boys. Find the expense for 330 boys?

19600

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16900

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22500

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None of these

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Solution

The correct option is A 19600
Option (A) is the correct answer. Check the video for the approach.

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Similar questions

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Q. A part of monthly expenses of a family is constant and the remaining vary with the number of members in the family. For a family of 4 person, the total monthly expenses are Rs 10,400 whereas for a family of 7 persons, the total monthly expenses are Rs 15,800. Find the constant expenses per month and the monthly expenses of each member of a family.

A part of monthly expenses of a family is constant and the remaining vary with the number of members in the family. For a family of 4 persons. the total monthly expenses are Rs. 10.400: whereas for a family of 7 persons. the total monthly expenses are Rs. 15,800. Find the constant expenses per month and the monthly expenses on each member of a family.

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$∴ x + 4 y = 10, 400$ and $x + 7 y = 15, 800$ .

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The expenses of an orphanage are partly constant & partly vary as the number of boys in the orphanage. Then expenses were Rs. 10000 for 150 boys and 8400 for 120 boys. Find the expense for 330 boys?

The correct option is A 19600Option (A) is the correct answer. Check the video for the approach.

The correct option is A 19600
Option (A) is the correct answer. Check the video for the approach.