An article is bought for Rs.685 and sold for Rs.900, find the gain percent?
Choose the most appropriate option.
A) 30 1/3%	B) 33 1/3%	C) 31 53/137%	D) 35 1/3%	E) 29 1/3%
31 53/137%   31 53/137%   685 ---- 215   100 ---- ? =&gt; 31 53/137%
<result>C</result>
An article is bought for Rs.685 and sold for Rs.900, find the gain percent?