Mike earns $12per hour and Phil earns $6 per hour. Approximately how much less, as a percentage, does Phil earn than Mike per hour?  Choose the most appropriate option
A) 50%	B) 32.5%	C) 37%	D) 37.5%	E) 40%
What % less of 12 is 6   let it be x % less ,then   =12(1-x/100)=6   1-x/100=6/12   x=100/2= 
<gadget id="calculator">100/2</gadget>
<output>50</output>
50%   50%ns 50%
<result>A</result>
Mike earns $12per hour and Phil earns $6 per hour. Approximately how much less, as a percentage, does Phil earn than Mike per hour?