Prism A is similar to Prism B. The volume of Prism A is 2720 cm³. What is the volume of Prism B?

Note that  the scale factor of B to A  is  (4 / 8)  =  1/2

So....the volume of B  =

Volume of A  *  (scale factor)^3  =

2720  *  (1/2)^3  =

2720 * 1/8  =

340 cm^3