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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?

Solve x+3y=6 and 4x-6y=6 by elimination . show work !

Atemperature of 1.64◦f corresponds to answer in units of ◦c.