Input Output 6 11
8 13
10 15
If the same rule is used, what is the output for the input of 20?
A. 12
B. 17
C. 25
D. 30

Barney & noblet customers can choose to purchase a membership for $25 per year members receive 10% off all store purchases 1. how much would a member pay per year if he bought $50 worth of items each year? 2. write a slope-intercept equation that expresses how much a member pays per year using x to represent his purchases per year 3. how much would a member have to spend per year to pay off his membership fee?