Charlene is a writer who is going on a trip. she has brought several copies of her latest book in her suitcase. the suitcase itself weighs 5 pounds and each book weighs 3 punds. if her full suitcase can weigh no more than 50 pounds how many books can she bring

49xy +34y - 72z. determine the degree of the polynomial

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.

If 25% of y is 30, what is 60% of y?