Please help, timed!! Will give Brainliest for correct answer, multiple choice!

Pls i’m too dumb to know what i’m doing right now

What is a graph with a never ending line called?

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?