Problema Solution

in how many years will $600 double itself at 10% simple interest

Answer provided by our tutors

let


P = $600 the principal


r = 0.10 or 10% simple interest


t = the number of years


A = 2P the future value


A = P(1 + r*t)


P(1 + rt) = 2P


(1 + rt) = 2


(1 + 0.10t) = 2


by solving we find:


t = 10 years


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the 10 years the principal will double itself.