Question 67228
Six literature books and four math books are on a shelf.  How many ways can they be arranged if themath books are kept together and the literature books are kept together?
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6! ways to arrange the lit books
6! ways to arrange the math books
2 ways to arrange the two sets of books
Total ways to arrange = 6!*6!*2
=518400*2
=1036800 ways
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Stan H.