SOLUTION: Eight mathematics books and three chemistry books are to be placed on a shelf. In how many ways can this be done if the mathematics books are next to each other and the chemistry b

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Question 405121: Eight mathematics books and three chemistry books are to be placed on a shelf. In how many ways can this be done if the mathematics books are next to each other and the chemistry books are next to each other?
Answer by josmiceli(19441) About Me  (Show Source):
You can put this solution on YOUR website!
There are 1%2A2%2A3%2A4%2A5%2A6%2A7%2A8+=+40320 possible ways to
arrange 8 math books
There are 1%2A2%2A3+=+6 ways to arrange 3 chem books
40320+%2B+6+=+40326
Also, the math books could be on the left, chem on the right
or the opposite way, so the answer is 2%2A40326+=+80652