Geometry
posted by Sarah .
Find the volume of a rectangular box. The faces have areas of 15, 25, and 60.

factor the areas to see that
15 = 3*5
25 = 5*5
60 = 12*5
Hmm. No obvious integer solutions
15 = 6 * 5/2
25 = 5/2 * 10
60 = 10 * 6
v = 2.5 x 6 x 10 = 150