GAUSS7 2023 Problem 18

A closed rectangular prism with height 8 \mathrm{~cm} is standing on a face with dimensions 2 \mathrm{~cm} by 5 \mathrm{~cm}. The prism contains water with a depth of 6 \mathrm{~cm}, as shown. When the prism is tipped so that it stands on a face with the greatest area, the depth of the water is

Image

Answer Choices
A. 0.75 \mathrm{~cm}
B. 1 \mathrm{~cm}
C. 1.25 \mathrm{~cm}
D. 1.5 \mathrm{~cm}
E. 1.75 \mathrm{~cm}