By selling 15 pencils for a rupee a man loses 25%. How many for a rupee should he sell in order to gain 25%?
Choose the correct choice from the following answers.
A) 8 B) 9 C) 7 D) 6 E) 4
75% --- 15   125% --- ?     75/125 * 15= 
<gadget id="calculator">  75/125 * 15</gadget>
<output>9</output>
9   Answer: 9
<result>B</result>
By selling 15 pencils for a rupee a man loses 25%. How many for a rupee should he sell in order to gain 25%?