Problem: danny is sitting on a rectangular box . the area of the front face of the box is half the area of the top face , and the area of the top face is 1.5 times the area of the side face . if the volume of the box is 648 , what is the area of the side face of the box ? 
Options: ['a ) 32', 'b ) 78', 'c ) 84', 'd ) 90', 'e ) 72']
e