There Is a wild herd of 20 horses. 10 of those horses are brown, 5 of them are white, 3 of them are black, and 2 of them are white and brown. An hour later the herd ran 2 miles. The herd did this 3 times every day. How many miles do the horses run in one week?

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?

Question 13 (1 point) jerome is starting a new job. his contract states he will earn $42,000 the first year, and will get a 4% raise per year. which function s(x) represents jerome's salary after a certain number of years, x?

Lucy spent $165 in december using a new credit card. in january, she began paying between $15 and $25 each month towards her account balance.