Math, asked by helloharshitgupta407, 6 months ago

4. The cost price of 10 articles is equal to the selling price of 9 articles. Find the profit percent.

Answers

Answered by mathtanishka

1

CP of 1 article is x.

CP of 10 articles is 10x=SP of 9 articles.

CP of 9 articles =9x

Profit=SP−CP

=10x−9x=x

Profit(%)=

CP

profit

×100

=

9x

x

×100

=

9

100

=11

9

1

%

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