(a)[1]
Determine how many distinct arrangements can be made from the 8 letters in the word COCOONED.
(b)[2]
Find how many distinct arrangements of the 8 letters in the word COCOONED have O as the first letter and N as the last letter.
(c)[3]
Find the probability that a randomly selected arrangement of the 8 letters in the word COCOONED has all three Os together, given that the two Cs are adjacent.