For a birthday party mr perkins orders 8 chocolate chip cookies and 16 sugar cookies. Each cookie is the same price. He also picks up a cupcake for himself witch costs 2.75. The total bill is 43.03 what is the cost of a cookie.

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?

How can you find the mean absolute deviation (mad) for this set of data?

Use the zero product property to find the solutions to the equation (x+2)(x+3)=12