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Question

The cost price of 20 articles is the same as the selling price of x articles.The value of x is (given profit =20%).

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Solution

Let C.P. of each article be Rs. 1

=> C.P. of x articles = Rs.x.

S.P. of x articles = Rs. 20.

Profit = Rs. (20 - x).

20xx×100 = 25.

2000 - 100x = 25x.

125x = 2000.

x = 16.


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