SOLUTION: how many different arrangements or words can be formed from each of the following words , a. joy b. too c. theorem d. probability

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Question 574730: how many different arrangements or words can be formed from each of the following words , a. joy b. too c. theorem d. probability
Answer by ad_alta(240) About Me  (Show Source):
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For "joy" we have three distinct letters to choose from, and the term "arrangement" seems to imply we can only use each letter once. Therefore we get 3!=3*2*1=6 arrangements/words. The others are 3!/2=3 (since a letter is repeated), 7!/2=2520, and 11!/(2*2)=9979200 respectively.