b. noah and lin buy a 10-cup bag of flour and divide it evenly to make their recipes. if
they each use all their flour, how much sugar do they each need?

Monthly water bills for a city have a mean of $108.43 and a standard deviation of $36.98. find the probability that a randomly selected bill will have an amount greater than $173, which the city believes might indicate that someone is wasting water. would a bill that size be considered unusual?