How Many Arrangements Are Possible Out Of 3 Different Math Books,4 Science Books And 2 English Books If Math Books Have To Be Together

how many arrangements are possible out of 3 different math books,4 science books and 2 english books if math books have to be together

Answer:

30,240 possible arrangements.

Computation:

Take the 3 math books as a single unit to have 7 factorial arrangements with 4 science books and 2 english books which be multiplied by 3 factorial ways of the math books.

7!*3!=7*6*5*4*3*2*1(3*2*1)=5,040(6)=\boxed{30,240}


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