My friend works at the mall downtown. what is the subject of the sentence?

The diameter of a circular chip is doubled to use in a new board game. the area of the new chip will be

What could explain what happened when the time was equal to 120 minutes

Apyramid fits exactly inside a cube. the cube and the pyramid share the same square base, and they are both exactly the same height. the volume of the cube is 66 cubic inches. what is the volume of the pyramid? explain your answer. answer asap