Casio ED-WKBK-PRECALC Datasheet download pdf (Page 14)

5. What would be the future value of an annuity if $10,000 is invested yearly for

5 years at 4% APR?

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6. What would be the future value of an annuity if $10,000 is invested yearly for

5 years at 10% APR?

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7. For a principal amount of $10,000, what is the difference between the amount

of income earned at 2.5% and the amount of income earned at 10%?

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8. How long would it take for an investment of $500, earning 4% APR,

compounded annually, to earn $1,000?

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9. How long would it take for an investment of $500, earning 4% APR,

compounded annually, to earn $2,000?

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10. How long would it take for an investment of $500, earning 4% APR,

compounded annually, to earn $3,000?

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11. How long would take to earn $5,000?

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The formula for finding the number of payments, at a given percent, for a particular

annual investment, to reach a specified goal is:

)i1log(

)PiF1log(

÷+

Where

N is the number of payments, i is the interest rate, F is the future value of the

investment, and

P is the monthly amount invested.

Activity 2 • Algebra II with the Casio fx-9750GII

1 2 ... 9 10 11 12 13 14 15 16 17 18 19 ... 48 49

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Casio ED-WKBK-PRECALC Datasheet Page 14