Exit a bag contains 4 red marbles and 5 blue marbles. if two marbles are chosen at random, one at a time and without replacement, what is the probability of getting two red marbles?

Tori examined the pattern of exponents in the table. based on the pattern, which statements are true? check all that apply.

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?

Find the value of x that will make l ll m