Jason earns $3.50 per hour plus a 2.5% commission on all goods sold. One of them worked 40 hours and sold $5,750 worth of goods. What were his weekly earnings?

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