Jack spends 1 1/2 as long on his homework as jill. lask week, jill spent 8 1/2 hours doing homework. how long did jack spend doing homework?

Mary had at least an 80% on her test write an inequality to represent this situation

Which of the following properties can be used to show

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.