Real Estate MathIntermediateDelaware Exam

A Delaware rental property generates annual gross rents of $48,000 with a 5% vacancy rate. Operating expenses total $22,000. What is the NOI?

A$23,600Correct
B$24,600
C$26,000
D$25,600

Why $23,600 Is Correct

Answer A: $23,600

Effective Gross Income = $48,000 × (1 − 0.05) = $48,000 × 0.

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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