Q. A fruit merchant bought some bananas. One fourth of them got spoiled. He sold another one-fourth of them at loss and the remaining at profit. Find his overall loss percentage.

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Solution:

Suppose the merchant bought 100 bananas. 25 of them got spoiled. 25 of them were sold at loss and the remaining 50 of them were sold at profit.
Let the cost price of each banana be .
Total cost price
Total selling price in

, which is less than total C.P.
An overall loss is made.
Overall loss