Question

the cost price of an article is ₹x and is sold at a profit of (x + 10)%. find the cost price of the article, if it's selling price is ₹(2x -20).​

Answer 1

Answer:

CP=201x-130

Step-by-step explanation:

CP=X

profit=X+10%

SP=2X-20

CP=SP×100/100+P%

=(2X-20)×100/100+X+10%

=200X-20/110+X

CP(110-X) =200X-20

201X-130=CP