PLEASE HELP! What is the length of the major axis of the conic section shown below? (x+2)^2/64+(y-1)^2/81=1

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.

Stefania pours 2 liters of orange juice and 1.5 liters of pineapple juice into a punch bowl. how many liters are in the punch bowl?

What is the solution to the system of equations? y=1.5-3 y=-x