Math Problem Statement

Find the monthly interest payment in the situation described below. Assume that the monthly interest rate is 1 divided by 12 of the annual interest rate. You maintain an average balance of ​$825 on your credit​ card, which carries a 12​% annual interest rate. What is the monthly interest payment? ​(Type an integer or a​ decimal.)

Solution

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Math Problem Analysis

Mathematical Concepts

Percentage
Simple Interest
Proportions

Formulas

Monthly Interest Rate = Annual Interest Rate / 12
Monthly Interest Payment = Balance * Monthly Interest Rate

Theorems

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Suitable Grade Level

Grades 6-8