Suppose that f(x) = -x - 9 and g(x) = x - 18.(a) Solve f(x) = 0.(b) Solve g(x) = 0.(c) Solve f(x) = 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.

How many glue sticks are in a basket containing 96 scissors, if the ratio of glue sticks to scissors is 19 to 57.

Ijust need these 2 questions answered (the second pic is just confirmation i'm not confident in that answer)