There are two fraction models divided into equal sized portions the fraction represented by model a is less than the fraction represented by model b model 8 is divided into 12 portions and has five sections shaded model b is divided into five portions what do you know about the number portions shaded in model b

The physical fitness of an athlete is often measured by how much oxygen the athlete takes in (which is recorded in milliliters per kilogram, ml/kg). the mean maximum oxygen uptake for elite athletes has been found to be 60 with a standard deviation of 7.2. assume that the distribution is approximately normal.

Find the constant of variation for the relation and use it to write an equation for the statement. then solve the equation.

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?