If a contractor saves 35.5 hours of a mason's time and a laborer's time each, and the mason earns $22.50 an hour and the laborer earns $13.70 an hour, what is the dollar amount of savings to the contractor?
What will be an ideal response?
$1,285.10
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In addition to energy performance rating by NFRC, windows are also rated for: (i) wind load resistance (structural performance), (ii) water leakage, (iii) resistance to forced entry, and (iv) air leakage. Is this part of NFRC rating?
What will be an ideal response?
When assembling a longer lattice boom, which condition should assembly workers avoid?
a. Using spreader bars on boom pendants b. Inserting upper connector pins between sections to be assembled c. Assembling the boom base section first d. Exceeding the maximum boom cantilever length
The corn ear worm feeds on what part of the corn?
a. roots c. stems b. blades d. kernels
Two characteristics of water important to the preservation of flowers are ____________________ and ____________________
Fill in the blank(s) with correct word