# SOLUTION: Anna has 12 pairs of shoes and she needs to choose seven different pairs to wear during the week. In how many ways can she do this: a) if she simply wants to select seven pairs

Algebra ->  Algebra  -> Permutations -> SOLUTION: Anna has 12 pairs of shoes and she needs to choose seven different pairs to wear during the week. In how many ways can she do this: a) if she simply wants to select seven pairs       Log On

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 Algebra: Combinatorics and Permutations Solvers Lessons Answers archive Quiz In Depth

 Question 92850: Anna has 12 pairs of shoes and she needs to choose seven different pairs to wear during the week. In how many ways can she do this: a) if she simply wants to select seven pairs b) if the first pair she selected will be worn on Sunday, the second on Monday; the third on Tuesday and so on..Answer by psbhowmick(529)   (Show Source): You can put this solution on YOUR website!See my solution to exactly same problem at http://www.algebra.com/cgi-bin/jump-to-question.mpl?question=92887