Asked by Anonymous

An elf, a dwarf, a hobbit, a wizard, and a man are sitting in a line. How many different ways can they sit if the elf and the dwarf insist on sitting next to each other?

Answers

Answered by Reiny
Consider the elf and the dwarf as one item, so you are now arranging 4
which is 4! or 24
but we can switch the elf and the dwarf and still have them side by side, so

2(4!) = 48
Answered by kmkm
mmkmk
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