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Compound Interest

  •  English    21     Public
    Calculating compound interest
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  • Find the total amount in the account to the nearest cent if the interest is compounded annually. $2750 at 8% for 2 years.
    $3207.60
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  • What does P stand for?
    Principal (beginning amount)
  •  15
  • What does r stand for?
    Interest Rate
  •  15
  • What does A stand for?
    Total Amount
  •  15
  • What does t stand for?
    Time (in years)
  •  15
  • What does n stand for?
    # of times compounded annually
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  • Ms. Perez wants to invest $30,000 into an account that compounds annually. The interest rate at this bank is 2.8%. How much money will be in the account after 3 years?
    $32591.22
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  • Drake puts $300 into an account to use for school expenses. The account earns 4% interest, compounded annually. How much interest will he earn after 2 years?
    $24.48
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  • Calculate the compound interest of the following situation: $34,100 at 3% for 3 years
    $37261.99
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  • Calculate the compound interest of the following situation: $43,800 at 4.8% for 2 years
    $48105.72
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  • Marvin puts $500.00 into an account to use for school expenses. The account earns 1% interest, compounded annually. How much will be in the account after 6 years?
    $530.76
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  • Tanvi opened a savings account and deposited $600.00 as principal. The account earns 12% interest, compounded annually. What is the balance after 5 years?
    $1057.41
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  • Sam is saving up money to buy a car. Sam puts $10,000.00 into an account which earns 5% interest, compounded quarterly. How much will he have in the account after 8 years?
    $14881.31
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  • Clayton opened a savings account and deposited $200.00. The account earns 11% interest, compounded quarterly. If he wants to use the money to buy a new bicycle in 3 years, how much will he be able to spend on the bike?
    $276.96
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  • Julian and Lisa deposit $4,557.00 into a savings account which earns 3.8% interest compounded quarterly. They want to use the money in the account to go on a trip in 2 years. How much will they be able to spend?
    $4915.07
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  • Todd puts $8,258.00 into an account to use for school expenses. The account earns 14.55% interest, compounded quarterly. How much will be in the account after 10 years?
    $34478.79
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