Find the distance between the two numbers on a number line. write your answer as a mixed number. −2 1/2,−5 3/4

What is the domain of the function f(x)=^9x

What is the base of 1/9 to the power of 2

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?