Ram professes to sell his goods at the cost price but he made use of 900 grms instead of a kg, what is the gain percent?
Choose the correct choice from the following answers
A) 11 1/8%	B) 31 1/9%	C) 11 1/9%	D) 11 8/9%	E) 13 1/9%
900 --- 100   100 --- ? =&gt; 11 1/9%   Answer:11 1/9%
<result>C</result>
Ram professes to sell his goods at the cost price but he made use of 900 grms instead of a kg, what is the gain percent?