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Homework answers / question archive / George Robinson has $3,000 to invest

George Robinson has $3,000 to invest

Finance

George Robinson has $3,000 to invest. His brother approached him with an investment opportunity that could double his money in 4 years. What interest rate would the investment have to yield in order for George's brother to deliver on his promise?

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We can calculate the interest rate by using the following formula in excel:-

=rate(nper,pmt,-pv,fv)

Here,

Rate = Interest rate

Nper = 4 periods

Pmt = 0

PV = $3,000

FV = $3,000*2 = $6,000

Substituting the values in formula:

= rate(4,0,-3000,6000)

= 18.92%