Lea invests $8,333 in a savings account with a fixed annual interest rate of %8 compounded 2 times per year. What will the account balance be after 12 years?
Total = Principal (1 + rate/n)^nyears
Total = 8,333 (1 + .08/2) ^ 212
Total = 8,333 (1 + .04)^24
Total = 8,333 2.5633041649
Total = 21,360.01
Answer:
$21,360.01
Step-by-step explanation:
Formula for compound interest :
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A = Future amount
P = Principal amount ( $8,333)
r = rate of interest 8% (0.08)
n = number of compounding in a year (2)
t = time in years (12)
\(A=8,333(1+\frac{0.08}{2})^{(2)(12)}\)
\(A=8,333(1+0.04)^{(24)}\)
\(A=8,333(1.04)^{(24)}\)
A = 8,333(2.56330416)
A = 21,360.0136 ≈ $21,360.01
The account balance would be $21,360.01 after 12 years.