Victoria has her treadmill set to low for today's exercise routine. She can turn it up to high or turn it off. Which best describes what she did during the time shown on the graph

(if f(x)=4x^2 and g(x)=x+1, find (f o g)(x)

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.

Will used 20 colored tiles to make a design in art class. 5/20 of his tiles were red. what is an equivalent fraction for the red tiles?