smclain4143 smclain4143

10-03-2017
Mathematics

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. Opal deposited $2,925.90 into a savings account with an interest rate of 3.9% compounded twice a year. About how long will it take for the account to be worth $6,000?
18 years, 10 months

26 years, 4 months

18 years, 8 months

64 years, 1 month

Respuesta :

Aliwohaish12 Aliwohaish12

10-03-2017

T=[log(6000/2925.9)/log(1+0.039/2)]/2
T=18.6 years
18 years and 6 months
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