Cuboid paper box lid off one box. The length of the long, wide, and this in the box surface area equal to 192 square inches. This box will be how much it would have the most volume.
Rectangular box, cap box one. The length is the square of the length and width of the box has a surface area of 192 square inches, this box would have to be much larger in volume as possible.
Paper box cuboid box lid. In the long term is the square of the wide and the box in this surface area of 192 square inch. This box is the size of the volume as much as possible.