What Is the Maximum Volume for a Lidless Box Created $50.0 \mathrm{~cm}$

Short Answer

What is the maximum volume for a lidless box created from a rectangular piece of sheet metal measuring $50.0 \mathrm{~cm}$ by $80.0 \mathrm{~cm}$ ? (The box is created by cutting equal squares out of each corner and folding up the sides).