Use a conversion factor to solve. 1,000 mg 6.75 grams 1 g mg
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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?

Ineed with math stuff it involves graphs

Binh says the point of intersections is (0,-3) which statements identify the errors binh made , check all that apply