Decide whether the following two events are disjoint
randomly selecting someone who owns a car
randomly selecting a married male

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?

Miss henderson wants to build a fence around a rectangular garden in her backyard in the scale drawing the perimeter of the garden is 14 in of the actual length of a b is 20 ft how many feet of fencing what you need

Using only the digits 5, 6, 7, 8, how many different three digit numbers can be formed if no digit is repeated in a number?