John makes $40 a week from his job. He earns a raise andnow makes $55 a week. What is the % increase?	Choose the correct option:
A) 15 %
B) 16.66 %
C) 17.8 %
D) 19 %
E) 37.5 %

Rationale: "increase = ( 15 / 40 ) * 100 = 37.5 % . e"
Answer: E