12 * 18 * 6 is the volume of some material . how many cubes of edge 3 can be insert into it ?
no . of such cubes = volume of material / volume of one cube ( 12 * 18 * 6 ) / ( 3 * 3 * 3 ) = 48 answer : a
divide(volume_rectangular_prism(12, 18, 6), volume_cube(3))