A bullet is shot downwards out of a high building with an initial speed of 10 m/s. How fast is the bullet traveling after 5 seconds ( by m/s, neglect air friction, g=9.8m/s^2

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?