If a man lost 4% by selling oranges at the rate of 16 a rupee at how many a rupee must he sell them to gain 28%?  Choose the most appropriate option.
A) 12  B) 13  C) 14  D) 15  E) 10
96% ---- 16   128% ---- ?     96/128 * 16= 
<gadget id="calculator">  96/128 * 16</gadget>
<output>12</output>
12   12nswer: 12
<result>A</result>
If a man lost 4% by selling oranges at the rate of 16 a rupee at how many a rupee must he sell them to gain 28%?