a rectangular box is to be constructed with its length four times the size of

Question

a rectangular box is to be constructed with its length four times the size of 
its width, and its height one half the size of its length. the volume of the box 
must be 1000 cubic centimeters. find the dimensions of the box

Steve · Answer

V = WxLxH L = 4W H = L/2 = 2W 1000 = Wx4Wx2W = 8W³ 125 = W³ W=5 I assume you can work out the other dimensions