Math Problem Statement
Suppose you invest $160 a month for 4 years into an account earning 6% compounded monthly. After 4 years, you leave the money, without making additional deposits, in the account for another 22 years. How much will you have in the end?
Solution
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Math Problem Analysis
Mathematical Concepts
Compound Interest
Annuities
Exponential Growth
Formulas
Future value of an annuity: FV_1 = P × [(1 + r)^n - 1] / r
Future value of a lump sum: FV_2 = FV_1 × (1 + r)^m
Theorems
Compound Interest Theorem
Suitable Grade Level
College or Advanced High School
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