What is 3/17/18+(4/5/6-1/7/9) how do you do it show me steps
(*3 whole number 17 numerator 18 denominator) (*4 whole number 7 numerator 9 denominator) (1 whole number 7 numerator 9 denominator) thx or you

Use sigma notation to represent the following series for 9 terms.

What is the 17th term in the arithmetic sequence in which a6 is 101 and a9 is 83

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.)