Please help I don't understand

WILL GIVE BRAINLIEST

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?

Identify the conclusion of the conditional statement. if you live in phoenix, then you live in arizona.

Write an inequality for this description. - one fourth of the opposite of the difference of five and a number is less than twenty.