Is r = 9 a solution to the inequality below? 72r
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Explain how to solve problems like this please

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?

Ab based on the given diagram, if m_1 = 60° then m 2 = 30 60 90 180

The distance between two points is 6.5cm and scale of map is 1: 1000 what's the distance between the two points