Calculate the % profit or loss, if the cost price of 9 apples is equal to the selling price of 11 apples.
Choose one:  A) 29.1%  B) 7.2%  C) 14.2%  D) 12.2%  E) 22.2%
Let the cost price of 1 apple be Rs 1   Cost of 9 apples = Rs 9   Selling price of 9 apples = 11   Gain/loss = 11 - 9= 
<gadget id="calculator">11 - 9</gadget>
<output>2</output>
2   %=2/9âˆ—100= 22.2   Answer: 22.2%
<result>E</result>
Calculate the % profit or loss, if the cost price of 9 apples is equal to the selling price of 11 apples.