(PLEASE HELP! IN NEED!) A tennis ball is served from a racket,
which is 5 feet above the ground.
The tennis ball reaches a maximum
height and then descends a few feet
and becomes stuck in the net. Sketch
a graph that could represent the
relationship between the height of
the ball and time.

Frank is lending $1,000 to sarah for two years. frank and sarah agree that frank should earn a real return of 4 percent per year. instructions: a. the cpi (times 100) is 100 at the time that frank makes the loan. it is expected to be 113 in one year and 127.7 in two years. what nominal rate of interest should frank charge sarah?