If the numbers representing volume and surface area of a cube are equal, then the length of the edge of the cube in terms of the unit of measurement will be	Pick
A) 3	B) 4	C) 5	D) 6	E) 7
Sol.   a3 = 6a2   ⇒ a = 6.   Answer 6
<result>D</result>
If the numbers representing volume and surface area of a cube are equal, then the length of the edge of the cube in terms of the unit of measurement will be