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An initial investment of $1000 is appreciated for 12 years in an account that earns 8% interest, compounded annually. Find the amount of money in the account at the end of the period.

A. $2331.64
B. $1518.17
C. $2719.62
D. $2518.17

User Sartori
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1 Answer

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Final answer:

The amount of money in the account at the end of 12 years, with an initial investment of $1000 at 8% interest compounded annually, is $2518.17.

Step-by-step explanation:

To calculate the final amount in an account with compound interest, we use the formula A = P(1 + r/n)nt, where:

  • A is the amount of money accumulated after n years, including interest.
  • P is the principal amount (the initial amount of money).
  • r is the annual interest rate (decimal).
  • n is the number of times that interest is compounded per year.
  • t is the time the money is invested for, in years.

In this case, we have a principal amount of $1000, an annual interest rate of 8% (or 0.08 in decimal form), interest is compounded annually (n = 1), and the time is 12 years. Plugging these values into the formula:

A = 1000(1 + 0.08/1)1(12)

A = 1000(1.08)12

Now calculate A using the formula:

A = 1000(2.5182)

A = $2518.17

The amount of money in the account at the end of 12 years is $2518.17, which corresponds to option D.

User DannySlor
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