A rectangular prism with a volume of 101010 cubic units is filled with cubes with side lengths of \dfrac1221start fraction, 1, divided by, 2, end fraction unit. How many \dfrac1221start fraction, 1, divided by, 2, end fraction unit cubes does it take to fill the prism?

A)a square brown tarp has a square green patch green in the corner the side length of the tarp is (x + 8) and the side length of the patch is x what is the area of the brown part of the tarpb)a square red placemat has a gold square in the corner the side length of the gold square is (x - 2) inches with the width of the red region is 4 in what is the area of the red part of the placemat