Compound Interest Practice

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Question 2
Calculate the total amount of money accumulated of a $5000 investment with the compound interest rate of 10%. The duration of the loan is 3 years.

Answer

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A. $6655
B. $6650
C. $6500
D. $6300
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Step by Step Solution 

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Step 1
We start with the compound interest formula:
compound interest formula

Where:   
  1. A is the total amount of money (including interest) after n years
  2. P is the principal ($5000)
  3. r is the interest rate per year (10 ÷ 100 = 0.1)
  4. n is the loan duration in year (3 years).
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Step 2
With P=5000, r=0.1 and n=3, we can substitute these values into the formula as shown: 
using the compound interest formula

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Step 3
The total amount accumulated is $6655. Hence, the answer is A. 
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