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Question

A person bought some articles at the rate of 5 per rupee and the some number at the rate of 4 per rupee. He mixed both the types and sold at the rate of 9 for Rs. 2. In this business he suffered a loss of Rs. 3. The total number of articles bought by him was

A
1090
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B
1080
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C
540
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D
545
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Solution

The correct option is B 1080Suppose he purchased x articles of each type.Then, Total C.P. =x5+x4=Rs9x20Total S.P.=29×2x=Rs4x9Total loss =9x20−4x9⇒81x−80x180=3⇒x=3×180=540∴ Total number of articles =2×540=1080.

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