Math Problem Statement
Roofs and HVAC units are two of the most expensive investments for homeowners (a basic HVAC unit costs about $7,000). Suppose Mr. Nunez is saving for a HVAC unit by depositing $500 a quarter into an account that earns 4.75% quarterly. How much will be in this account after 20 years (the average lifespan of a HVAC unit)?
Solution
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Math Problem Analysis
Mathematical Concepts
Compound Interest
Annuity
Future Value Calculation
Formulas
Future value of an ordinary annuity: FV = P * ((1 + r)^n - 1) / r
Theorems
Compound Interest Theorem
Suitable Grade Level
Grades 11-12
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