Use the model 4 = Pert or A=P(1+r)nt. where A is the future value of P dollars invested at interest rater compounded continuously or n times per year for t years.If a couple has $50,000 in a retirement account, how long will it take the money to grow to $1,000,000 if it grows by 5.5% compounded continuously? Round up to the nearest year.