HII PLZ HELP ASAP AND I WILL MARK BRANLIEST at least how many hours of sleep do student ages TWELVE to EIGHTEEN need per night?
seven
eight
nine
ten

at least how many hours or sleep do student ages SEVEN to Twelve need per night?
seven
eight
nine
ten

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.

What are the sotions to the quadratic equation 9x^2=4

An ulcer medication has 300 milligrams in 2 tablets. how many milligrams are in 3 tablets?