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7 yd
What is the measure of ZF to the nearest degree?
5 yd
0 44
6 yd
O 57
H
0 71
O 78°
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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?

A. 90 degrees b. 45 degrees c. 30 degrees d. 120 degrees

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