An article is bought for Rs.500 and sold for Rs.400, find the loss percent?	Choose the most appropriate option
A) 18 2/3% B) 16 7/3% C) 20% D) 16 2/3% E) 76 2/3%
500 ---- 100   100 ---- ? =&gt; 20%   Answer:20%
<result>C</result>
An article is bought for Rs.500 and sold for Rs.400, find the loss percent?