A 10-ft bar of I-beam weighs 207 lb. What is the weight of a 12-ft length?

asked Feb 11, 2023 187k views

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Solution:

Given:

$\begin{gathered} 10ft=207lb \\ 12ft=x \end{gathered}$

Cross multiplying the expression,

$\begin{gathered} 10* x=12*207 \\ 10x=2484 \\ x=(2484)/(10) \\ x=248.4lb \end{gathered}$

Therefore, the weight of 12-ft length is 248.4 lb

Osolmaz answered Feb 17, 2023

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