Math Problem Statement
Yolanda invested $5,300 in an account that pays an annual interest rate of 3.3% , compounded monthly. Answer each part. If necessary, refer to the list of financial formulas . (a) Find the amount in the account after one year, assuming no withdrawals are made. Do not round any intermediate computations, and round your answer to the nearest cent.
(b) Find the effective annual interest rate, expressed as a percentage. Do not round any intermediate computations, and round your answer to the nearest hundredth of a percent.
Solution
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Math Problem Analysis
Mathematical Concepts
Compound Interest
Effective Annual Rate (EAR)
Exponential Growth
Formulas
Compound Interest Formula: A = P(1 + r/n)^(nt)
Effective Annual Interest Rate (EAR): EAR = (1 + r/n)^n - 1
Theorems
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Suitable Grade Level
Grades 10-12
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