Yes to both parts.
I think this question is supposed to help you explore the concepts included. There's no one right way to do it.
I drew a picture of a cube and a picture of a long, skinny, rectangular prism.
If the cube is
Its volume is
If the prism is
The volume of the thin prism is just
The volume of the second figure is much smaller than that of the first, but its surface area is obviously larger.
Second question: A box with the measurements