mathematics

Tom is the custodian at the local high school. He has a circular keyring with 9 keys on it. How

Tom is the custodian at the local high school. He has a circular keyring with 9 keys on it. How many different arrangements of those keys can Tom make on his key ring?
A 72 different arrangementsB) 81 different arrangements C) 2,432 different arrangementsD) 40,320 different arrangements#2A bag contains 10 red, 6 blue and 4 green jelly beans. If a jelly bean is chosen at random from the bag, what is the probability thatit is not blue?A) 110C) 720

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