On a Sunday night, there are four people on a bus. The bus has five stops left before it end sits route. Suppose each person will get off the bus at one of the stops, and will do so randomly 1- How many different ways could the people get off the bus?
2- What is the probability that all four people get off the bus on the first stop?
3- What is the probability that all four people get off the bus on the same stop?
4- What is the probability that exactly three of the four people get off the bus on the same stop?

Suppose there are 10 five and six-year-old attending a birthday party. when a 30 year old mother walks into the room with an infant in her arms, what happens to the mean age in the room? what happens to the standard deviation of ages in the room? a. the mean and standard deviation of both change. b. the meaning will change, but the standard deviation will stay approximately the same. c. i mean will stay approximately the same, but the standard deviation will change. d. the mean and standard deviation will both stay approximately the same.

Subtract 8 1/6 - 4 5/6 . simplify the answer and write as a mixed number.

Asquare parking lot has 6,400 square meters what is the length in meters