By selling 100 pencil, a trader gains the cost of 33 Pencil. Find his gain percentage?
Choose the correct choice from the following answers:
A) 26 1/3% B) 51 1/3% C) 33 % D) 53 1/3% E) 34 1/3%
C   33 %   Let the CP of each pencil be Rs. 1.   CP of 100 pens = Rs. 100   Profit = Cost of 33 pencil = Rs. 33   Profit% = 33/100 * 100= 
<gadget id="calculator">33/100 * 100</gadget>
<output>33</output>
33 %
<result>C</result>
By selling 100 pencil, a trader gains the cost of 33 Pencil. Find his gain percentage?