A framed deck stair needs 5 stringers at $64 each. What material cost should be estimated?
Correct Answer
D) $320.
Five stringers at $64 each cost $320.
Why This Is the Correct Answer
Five stringers at $64 each cost $320.
Why the Other Options Are Wrong
Option A: $256 total.
$256 total. is below the supported result for stair framing cost calculation; it likely omits allowance, conversion, coverage, or final round-up.
Option B: $288 total.
$288 total. is below the supported result for stair framing cost calculation; it likely omits allowance, conversion, coverage, or final round-up.
Option C: $300 total.
$300 total. is below the supported result for stair framing cost calculation; it likely omits allowance, conversion, coverage, or final round-up.
Memory Technique
Estimating Deck takeoff: count the condition before counting the package.
Reference Hint
Study anchor (closed-book): memorize Stair framing cost calculation from California Residential Code, California Code of Regulations Title 24. / Title 24 California Residential Code stair material quantity concepts; know the rule or calculation trigger without relying on exam-room lookup.
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