The tax on a commodity is diminished by 27% and its consumption increased by 16%. The effect on revenue is? Select.
A) 18  B) 16  C) 5  D) 15  E) 4
100 * 100= 
<gadget id="calculator">100 * 100</gadget>
<output>10_000</output>
10000   73 * 116= 
<gadget id="calculator">73 * 116</gadget>
<output>8_468</output>
8468   -----------   10000-----------1532   100-----------?=&gt; 15% decrease   Answer:15
<result>D</result>
The tax on a commodity is diminished by 27% and its consumption increased by 16%. The effect on revenue is?