Expand and simplify 5(3x +2) -2(4x-1)

Kathy spent 5/8 of her money on books and another 1/6 of her money on stationeries.what fraction of kathy’s money was left?

The monetary value earned for selling goods or services to customers is called a.) revenue b.) assets c.) money d.) accounting

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