Pls help finding this out

Cindy uses 1-inch cubes to find the volume of a jewelry box shaped like a rectangular prism. she uses 780 cubes to completely fill the jewelry box with no gaps or overlaps. if the jewelry box is 13 inches long and 5 inches wide, how tall is cindy’s jewelry box?

Does anyone know how to do geometryme with this problem

What is the order of these fractions from least to greatest 2/3 7/10 5/8 65/100