The wire sizes used in welded-wire fabric reinforcement are designated by _____.
a. AWG wire gauge
b. cross-sectional area in hundredths of a square inch
c. cross-sectional area in hundredths of a square centimeter
d. diameter in thousandths of an inch
b. cross-sectional area in hundredths of a square inch
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The most effective method for maintaining acceptable indoor air quality is:
A) Reduction and/or elimination of the pollutant sources. B) Better quality filtration. C) Banks of ultraviolet lights installed in the ductwork and over the coil. D) Increased ventilation.
The outdoor ambient temperature for AHRI rating condition "A" is:
A) 95°F. B) 85°F. C) 75°F. D) 70°F.
The type of compound commonly called 20-minute mud, 30-minute mud, or hot mud is _____ compound
a. timed b. minute c. quickset d. premix
If an electrician works 
hours a day on a job at $16 per hour; how much money does he earn in 5 days?
Fill in the blank(s) with the appropriate word(s).