Can anyone answer these 4 questions? If you can please comment it with the number beside it with "#" so I know what it is for. I'll give brainliest to anyone who comments, this would really save my grade! thank you!

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