John makes $60 a week from his job. He earns a raise andnow makes $78 a week. What is the % increase?
Select the correct option:
A) 16.12 %	B) 16.66 %	C) 30 %	D) 17.66 %	E) 18.1 %

Rationale: "increase = ( 18 / 60 ) * 100 = ( 3 / 10 ) * 100 = 30 % . c"
Answer: C