Question

By selling 550 books a seller gain the selling price of 50 books . find his gain percentage ​

Answer 1

Answer:

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Answer 2

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Let C.P of one article =1 Rs.

Then C.P of 40 article=40 Rs.

According to the question

S.P of 50 article =C.P of 40 article=40 Rs.

We assume that C.P of one article =1Rs.

then C.P of 50 article=50 Rs.

Loss=50-40=10 Rs.

Loss %= 10/50 ×100=20%