I need to bring my math grade up so please help me

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?

Look at attachment. has all info needed. need

The hawaiian alphabet has 12 letters. how many permutations are posible for each number of letters?