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Mathematics 9 Online
OpenStudy (anonymous):

A student has 3 comic books and 4 story books. a. How many ways can he arrange the 3 comic books on his book shelf? b. How many ways can he arrange the 4 story books on his book shelf? c. If he is to arrange the 7 books on the same shelf but he has to ensure that all the comic books and the story books are to be grouped together, how many ways can he arrange the books?

OpenStudy (anonymous):

a) 840

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