johnnn63 wrote:I have a roll of wire that weighs 100lbs. I need to know the length of the roll. 1ft weighs approx. 0.6lbs Any help?
You really need to know the weight of the empty spool form it is wound on. Let us suppose the spool weighs 5 lb, and the wire 95 lb.
then 1 ft/0.6 lb = y ft/ 95 lb
Solving for y, y = 158 feet.