Mary is 15 years older then her niece katie. in 10 years mary is two times as old as katie. how old are mary and katie now?

The volume of a cone is 37x3 cubic units and its height is x units. which expression represents the radius of the cone's base, in units? 1 s o 3x o 6x obx 93x2

What is the factored form of the following expressions? d^2 – 13d + 36

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