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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?

Type the correct answer in the box. use numerals instead of words. if necessary, use / for the fraction bar.

What is the surface area of a cube with the volume of 729 ft?