SOLUTION: santa is working with 20 elves. he randomly selects the names of three different elves. the first paints the trains, the second elf paints all the dollhouses, and the third paints
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Question 400800: santa is working with 20 elves. he randomly selects the names of three different elves. the first paints the trains, the second elf paints all the dollhouses, and the third paints all the wooden blocks. in how many ways can santa assign these 20 elves to these three tasks? Answer by checkley79(3341) (Show Source):
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