A shopkeeper buys mangoes at the rate of 4 a rupee and sells them at 2 a rupee. Find his net profit or loss percent?	Pick one:  A) 33 1/8 %  B) 100 %  C) 33 1/3 %  D) 33 5/8 %  E) 34 1/3 %
The total number of mangoes bought by the shopkeeper be 8.   If he buys 4 a rupee, his CP = 2   He selling at 2 a rupee, his SP = 4   Profit = SP - CP = 4 - 2= 
<gadget id="calculator">4 - 2</gadget>
<output>2</output>
2   Profit Percent= 2/2 * 100= 
<gadget id="calculator">2/2 * 100</gadget>
<output>100</output>
100 %   Answer: 100 %
<result>B</result>
A shopkeeper buys mangoes at the rate of 4 a rupee and sells them at 2 a rupee. Find his net profit or loss percent?