Question

The cost price of an article is Rs. x. Taking x% profit on it,it was sold for Rs 24. Find the cost price?​

Answer 1

Lets assume the cost price of the article =x

So, Loss %=x%

SP =24 Rs

So, Loss %=

CP

CP−SP

×100

⇒x=

x

x−24

×100

⇒x

2

=−2400+100x

⇒x

2

−60x−40x+2400=0

⇒(x−60)(x−40)=0

⇒x=60 or 40

your answer contain both value that is 40 and 60.

hope it helps you