A banker has a retirement portfolio that increases at a particular rate per year. The total amount, in dollars, in the portfolio can be modeled by the equation. y = p (1 + q )x What is the meaning of the parameter p in this model? It is the amount in the portfolio after x years.

It is the initial amount in the portfolio.

It is the number of years the banker has had the portfolio.

It is the rate of change for the portfolio per year.

Afriend of mine is giving a dinner party. his current wine supply includes 10 bottles of zinfandel, 8 of merlot, and 11 of cabernet (he only drinks red wine), all from different wineries. (a) if he wants to serve 3 bottles of zinfandel and serving order is important, how many ways are there to do this? ways (b) if 6 bottles of wine are to be randomly selected from the 29 for serving, how many ways are there to do this? ways (c) if 6 bottles are randomly selected, how many ways are there to obtain two bottles of each variety? ways (d) if 6 bottles are randomly selected, what is the probability that this results in two bottles of each variety being chosen? (round your answer to three decimal places.) (e) if 6 bottles are randomly selected, what is the probability that all of them are the same variety? (round your answer to three decimal places.)