Respuesta :

145632587

Answer:

7 books

Step-by-step explanation:

you need to divide the books by the piles so 28 divided by 4 which equals 7

shanelzheng240

Since there are 4 piles and 28 books, let's draw a diagram.

So we have 28 books.

Let each line represent the separation of the books.

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Each pile has 7 books, and if you count them, there'll be EXACTLY 28 books.

Hope this helps