Who tryna date (im a dude)

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?

What is the point of inflection for the function f(x)=2cos4x on the interval (0, pi/2)

During a wright loss challenge your friend goes from 125 pounds to 100 pounds.what was the percent weight loss