A support pole for an ancient structure is found to have one-fifth of the carbon-14 of a modern, living tree. How long ago did the tree used to make the support pole die? Give your answer to the nearest whole number. (Assume that half-life of carbon-14 is 5770 years.)

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.

Asphere has a diameter of 10 in. what is the volume of the sphere?

Ateacher noticed 5/8 of the students were wearing either blue shorts or white shorts. write two different ways this could be done.