The cost price of 11 articles is equal to the selling price of 10 articles. What is the profit percent?	Answers
A) 5%	B) 10%	C) 15%	D) 20%	E) 25%
10*SP = 11*CP   SP = 1.1*CP   The profit percent is 10%.   The answer is 10%.
<result>B</result>
The cost price of 11 articles is equal to the selling price of 10 articles. What is the profit percent?