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?	Choose the correct choice from the following answers:
A) 12	B) 76	C) 26	D) 20	E) 12
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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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?