What is 1 over 3 x plus 1 over 4 equals 5 over 12

The letter tiles shown below are in a bag. whiteout looking i am going to draw one tile. what are my chances of drawing g?

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.

Which describes the difference between the graph of f(x)=x^2 and g(x)=-(x^2-2)