Negative 1 minus positive two minus positive three minus positive four

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

What are the digits that repeat in the smallest sequence of repeating digits in the decimal equivalent of 24/11?

What number is 7 units left of -15?