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 most appropriate option:
A) 11 1/6% B) 11 7/9% C) 11 1/9% D) 11 1/8% E) 11 2/9%
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?