The cost price of 20 articles is the same as the selling price of x articles. If the profit is 25%, then the value of x is?

The cost price of 20 articles is the same as the selling price of x articles. If the profit is 25%, then the value of x is?

Explanation

Let C.P. of each article be Re. 1 C.P. of x articles = Rs. x

S.P. of x articles = Rs. 20

Profit = Rs. (20 - x)

∴20−xx×100=25⇒2000−100x=25x125x=2000⇒x=16