John makes $60 a week from his job. He earns a raise and now makes $90 a week. What is the % increase?
Choose the correct option
A) 16%	B) 50%	C) 17%	D) 17.61%	E) 17.56%
Increase = (30/60)*100 = (3/6)*100= 
<gadget id="calculator">(3/6)*100</gadget>
<output>50</output>
50%.   50%
<result>B</result>
John makes $60 a week from his job. He earns a raise and now makes $90 a week. What is the % increase?