Eleven bags are bought for Rs.1000 and sold at 10 for Rs.1200. What is the gain or loss in percentage?	Choices.
A) 10%	B) 22%	C) 25%	D) 20%	E) None of these
Explanation:   As selling price is Rs.1200 for 10 bags, each bag is sold at Rs.120.   Hence, the profit is Rs.100 after selling 10 bags plus the selling price of 1 bag = 100 + 120 = Rs.220.   %profit = 220/1000 *100= 
<gadget id="calculator">220/1000 *100</gadget>
<output>22</output>
22%   ANSWER 22%
<result>B</result>
Eleven bags are bought for Rs.1000 and sold at 10 for Rs.1200. What is the gain or loss in percentage?