In the Monty Hall game show, there are three doors that hide either a goat or a car. Two of the doors hide a goat and the remaining door hides the car. In the game, each player is asked to choose one door at random. Suppose that there are 15 players playing the game in a particular month. (a) Find the expected number of players who win a car.

(b) Find the probability that

(i) exactly five players win a car;

(ii) more than five players win a car.

Which expression is equivalent to the expression below? (6c^2 + 3c) / (-4c + 2) / (2c + 1) / (4c - 1)a. 3c(2c-1) / (2c + 1)b. -3c(2c-1)^2 / (2c + 1)^2c. 3cd. -3c(just took the test its d. -3c)

The graph of h(x)= |x-10| +6 is shown. on which interval is this graph increasing

According to the 2008 u.s. census, california had a population of approximately 4 × 10^7 people and florida had a population of approximately 2 × 10^7 people. which of the following is true? a. the population of california was approximately two times the population of florida. b. the population of florida was approximately twenty times the population of california. c. the population of florida was approximately two times the population of california. d. the population of california was approximately twenty times the population of florida.