By selling 12 pencils for a rupee a man loses 20%. How many for a rupee should he sell in order to gain 20%?	Select the correct option:  A) 9  B) 4  C) 8  D) 7  E) 65
80% --- 12   120% --- ?     80/120 * 12= 
<gadget id="calculator">  80/120 * 12</gadget>
<output>8</output>
8   9nswer: 9
<result>A</result>
By selling 12 pencils for a rupee a man loses 20%. How many for a rupee should he sell in order to gain 20%?