John makes $40 a week from his job. He earns a raise andnow makes $55 a week. What is the % increase? Select the correct option:
A) 15% B) 16.66% C) 17.8% D) 19% E) 37.5%
Increase = (15/40)*100= 
<gadget id="calculator">(15/40)*100</gadget>
<output>75/2 = around 37.5</output>
37.5%.   37.5%
<result>E</result>
John makes $40 a week from his job. He earns a raise andnow makes $55 a week. What is the % increase?