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

User Ppasler
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1 Answer

2 votes

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

User Osolmaz
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