Maria has books that she wants to arrange in piles. The books have different thicknesses. This line plot shows the thickness of each book. She piles the four thinnest books on top of each other.

How thick is the pile?

Enter your answer as a mixed number in simplest form by filling in the boxes.

The thickness of the pile is or 2.25 inches thick

Step-by-step explanation:

Here we have from the line plot, the four thinnest books given by;

Two books of 1/2 inch thickness and two books 5/8 inch thickness

Therefore when the two 1/2 inch thick books are piled on top of the to 5/8 inch thick books we have the total thickness of the pile given as follows;

The thickness of the pile =

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step-by-step explanation: