A man buys an article for 10% less than its value and sells it for 10% more than its value. His gain or loss percent is: Answers.
A) 70%	B) 80%	C) 90%	D) 20%	E) 10%
Explanation:   Let the article be worth Rs. x.   C.P. 90% of Rs. x = Rs. 9x/10   S.P. = 110% of Rs. x = Rs. 11x/10   Gain = (11x/10 - 9x/10) = Rs. x/5   Gain % = x/5 * 10/9x * 100 = 22 2/9 % &gt; 20%   Answer:20%
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A man buys an article for 10% less than its value and sells it for 10% more than its value. His gain or loss percent is: