While preparing the material-order review for the data-room equipment alcove, the partition side area for gypsum board layer is 7640 SF. With 5% waste and 32 SF per sheet or panel, how many sheets are required?
Correct Answer
B) 251 sheets
Sheet count equals area with waste divided by coverage per sheet or panel, rounded up.
Why This Is the Correct Answer
Sheet count equals area with waste divided by coverage per sheet or panel, rounded up.
Why the Other Options Are Wrong
Option A: 239 sheets
239 sheets is below the supported result for gypsum board layer; it likely omits allowance, conversion, coverage, or final round-up.
Option C: 125 sheets
125 sheets is below the supported result for gypsum board layer; it likely omits allowance, conversion, coverage, or final round-up.
Option D: 255 sheets
255 sheets is above the supported result for gypsum board layer; it likely double-counts allowance, uses the wrong unit, or rounds too early.
Memory Technique
Carpenter Checks takeoff: count the condition before counting the package.
Reference Hint
Open-book path: tab Principles and Practices of Commercial Construction, 10th Edition to Drywall; board count estimating; verify the construction method, material quantity, equipment use, unit conversion, or field-control calculation.
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