During the next-week procurement cycle at the middle-school kitchen line, the planter-wall back face measures 6669 SF before a 5% waste allowance. Each protection-board panel covers 24 SF. How many panels should be ordered?
Correct Answer
C) 292 panels
Order quantity equals area times waste factor divided by 24 SF coverage, rounded up.
Why This Is the Correct Answer
Order quantity equals area times waste factor divided by 24 SF coverage, rounded up.
Why the Other Options Are Wrong
Option A: 278 panels
278 panels is below the supported result for waterproofing protection board; it likely omits allowance, conversion, coverage, or final round-up.
Option B: 306 panels
306 panels is above the supported result for waterproofing protection board; it likely double-counts allowance, uses the wrong unit, or rounds too early.
Option D: 295 panels
295 panels is above the supported result for waterproofing protection board; it likely double-counts allowance, uses the wrong unit, or rounds too early.
Memory Technique
Estimator Checks takeoff: count the condition before counting the package Tie the cue to Waterproofing Protection Board Estimator.
Reference Hint
Open-book path: tab Principles and Practices of Commercial Construction, 10th Edition to Waterproofing methods; protection board coverage; verify the construction method, material quantity, equipment use, unit conversion, or field-control calculation.
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