Find the percentage gain if a shop owner sells 18 mtr of fabric and gains Cost Price of 3 meters? Choose the correct choice from the following: A) 17.67% B) 19.67% C) 11.67% D) 16.67% E) 15.67%
Let cost of each metre be Rs. 100.   Therefore, cost price of 3m cloth = 3*100= 
<gadget id="calculator">3*100</gadget>
<output>300</output>
300   cost price of 18m cloth= 18*100= 
<gadget id="calculator">18*100</gadget>
<output>1_800</output>
1800   Since the trader made the CP of 3m from the sale of 18m therefore   Profit on sale of 18m= cost price of 3 m cloth = 300   Selling price of 18m = 1800+300= 
<gadget id="calculator">1800+300</gadget>
<output>2_100</output>
2100   Profit %= 16.67%   16.67%
<result>D</result>
Find the percentage gain if a shop owner sells 18 mtr of fabric and gains Cost Price of 3 meters?