10 1/3 x 4 x 8 4/5 volume
mutiply all of these numbers
10 1/3 x 4 x 8 4/5
10 1/3 = 31/3
8 4/5 = 44/5 .... so we have
(31/3) * (4/1) * (44/5) =
5456 / 15 = about 363.73 units^3