Your brother has x dollars. you have 3 times the amount he has. what expression represents the amount of money you have?

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.

For f(x)=2x+1 and g(x)= x^2 -7, find (f•g)(x)

Which type of graph would allow us to compare the median number of teeth for mammals and reptiles easily