Find an equation for the line below

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.

Classify the following triangle check all that apply

Aline has a slope of 1/4 and passes through point (0.4,-1/2). what is the value of the y-intercept?