A welder tacks 1,788 linear feet of steel support columns in 1 12-hour shift. How many feet does the welder tack in 1 hour?
What will be an ideal response?
ANS: 149
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The thin sheet of rubber, PVC, or other material inserted into a construction joint to obstruct the seepage of water is known as a _____.
a. drainage block b. vapor barrier c. lock joint d. water stop
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When water molecules react with other molecules, the reaction is called _____________________
Fill in the blank(s) with correct word
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The most used scale by architiects and engineers is?
A. 10 B. 20 C. 30 D. 40
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The average dairy has approximately how many milking cows?
A. 100 B. 50 C. 250 D. Less than 25
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