a rain barrel can hold 50 gallons of water if there are 32 gallons inside of it, what percent of the barrel is full?

What is the slope of the line that contains the points (4,8) and (9,8)? what type of line is it?

Suppose you want just guess at the answers in a 5 question multiple-choice test. each question has 3 responses and only one is correct. what is the probability of getting two questions right just guessing? 20 points 0.3275 0.2753 0.7532 none of the above

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?