A block of marble is the shape of a rectangular prism the block is 3 feet long and 2 feet wide and 18inches tall what is the volume of the block

Ok so to do volume u have to do:

bhw

so insert what u have

V=3ftx2ftx18in

which they are all different so lets turn them into all inches

V=36x24x18

(if you don't need to do the changing thing the answer is 108)

V=15552