Question

A 10ft bar of ibeam weighs 207lbs. what is the weight of a 7ft length?

Answer 1

Answer: 144.9 lbs for the 7 ft ibeam

Explanation:

We can use proportions to dolve this.

207 lbs. / 10 ft = x / 7 ft.
x is the weight of the 7 ft ibeam

X = 144.9 lbs

from MysticAlanCheng