Cubed root of 1080 in simplest radical form​

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?

How do you determine whether a relationship represented as as graph is linear or nonlinear

Acircle has a circumference of 28.36 units what is the diameter of the circle