A Box is 16 inches tall, 10 inches wide and 10 inches long how many small boxes can fit inside

Let a inch * b inch * c inch be the dimension of a small box.

The desired number of boxes

=max{ [16/x] * [16/y] * [16/z] : {x, y, z}={a, b, c} },

where [p] denotes the greatest integer that is less than or equal to p.