WILL GIVE BRANILIST Mily has $83.50 in her savings account. She deposits $15 every week. Her mother also deposits $10 into the account every time Milly washes the car. Her savings account balance can be shown
with the following expression:
10C **Sw83.50
Part A: Identify a coefficient, a variable, and a constant in this expression. (3 points)
Part B: If Milly saves for 15 weeks and washes the car 4 times, how much will she have in her account? Show your work to receive full credit. (4 points)
Part If Milly's mom deposited $20 after each car wash, would the coefficient, variable, or constant in the expression change? Why? (3 points)
(10 points)

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.)