5 1/2 miles = how many feet

The expression 6x2 gives the surface area of a cube, and the expression x3 gives the volume of a cube, where x is the length of one side of the cube. find the surface area and the volume of a cube with a side length of 6m

All per-unit concepts rely on ratios,meaning,to provide a type of measurement

At noon a tank contained 10cm water. after several hours it contained 7cm of water. what is the percent decrease of water in the tank?