John makes $60 a week from his job. He earns a raise andnow makes $78 a week. What is the % increase? Choose the most appropriate option:  A) 16.12%  B) 16.66%  C) 30%  D) 17.66%  E) 18.1%
Increase = (18/60)*100 = (3/10)*100= 
<gadget id="calculator">(3/10)*100</gadget>
<output>30</output>
30%.   30%
<result>C</result>
John makes $60 a week from his job. He earns a raise andnow makes $78 a week. What is the % increase?