Mike earns $14 per hour and Phil earns $7 per hour. Approximately how much less, as a percentage, does Phil earn than Mike per hour?
Choose the correct choice from the following answers:  A) 25%  B) 32.5%  C) 37%  D) 50%  E) 40%
What % less of 14 is 7   let it be x % less ,then   =14(1-x/100)=7   1-x/100=7/14   x=100/2= 
<gadget id="calculator">100/2</gadget>
<output>50</output>
50%   Ans 50%
<result>D</result>
Mike earns $14 per hour and Phil earns $7 per hour. Approximately how much less, as a percentage, does Phil earn than Mike per hour?