Real Estate MathIntermediateNorth Carolina Exam

A borrower in NC has a monthly PITI payment of $1,800 and a gross monthly income of $6,000. Their housing expense ratio is:

A20%
B25%
C30%Correct
D35%

Why 30% Is Correct

Answer C: 30%

Housing expense ratio = PITI divided by gross monthly income = $1,800 divided by $6,000 = 0.30 = 30%.

Exam Tip: Real Estate Math

Math questions are formula-based. Memorize the key formulas: commission splits, proration, cap rate (NOI ÷ Value), GRM (Price ÷ Gross Rent), and LTV (Loan ÷ Value). Practice converting between annual and monthly figures.

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