How do you simplify 9/12

Ablock of wood is a cube whose side is x in. long. you cut off a 1-inch thick piece from the entire right side. then you cut off a 3-inch thick piece from the entire top of the remaining shape. the volume of the remaining block is 2,002 in3. what are the dimensions of the original block of wood?

Why do interests rates on loans to be lower in a weak economy than in a strong one

Can someone, me with this.i really need with this