Underlayment is needed in a room measuring 18 feet by 19 feet at $2.40 per square foot. What pre-waste material cost is shown?
Correct Answer
A) $820.80.
The area is 18 x 19 = 342 square feet. At $2.40 per square foot, the cost is $820.80.
Why This Is the Correct Answer
The area is 18 x 19 = 342 square feet. At $2.40 per square foot, the cost is $820.80.
Why the Other Options Are Wrong
Option B: $760.00.
$760.00. is below the supported result for flooring cost calculation; it likely omits allowance, conversion, coverage, or final round-up.
Option C: $846.00.
$846.00. is above the supported result for flooring cost calculation; it likely double-counts allowance, uses the wrong unit, or rounds too early.
Option D: $912.00.
$912.00. is above the supported result for flooring cost calculation; it likely double-counts allowance, uses the wrong unit, or rounds too early.
Memory Technique
Checking Underlayment takeoff: count the condition before counting the package.
Reference Hint
Study anchor (closed-book): memorize Flooring cost calculation from CSLB B General Building Study Guide; California Building Code, Title. / CSLB B General Building Study Guide estimating concepts; know the rule or calculation trigger without relying on exam-room lookup.
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