The probability that Brock scores a penalty kick is 3/10. If he shoots 50 penalty kicks, how many "goals" can Brock expect to make?

Brock expects to score [a] out of 50 penalty kicks.

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?