Anyone wanna me with my homework? 15 points to whoever can answer these to questions. : )

Select the quadratic that has root x = 8 and x = -5

Monthly water bills for a city have a mean of $108.43 and a standard deviation of $32.09. find the probability that a randomly selected bill will have an amount greater than $155, which the city believes might indicate that someone is wasting water. would a bill that size be considered unusual?

Suppose that g(x)=f(x+9) which statement best compares the graph of g(x) with the graph of f(x)