Requirement $1$:

At $5\mathrm{.}75$ percent interest, how long does it take to double your money? $($Enter rounded answer as directed, but do not use rounded numbers in intermediate calculations. Round your answer to $2$ decimal places $($e$.$g$.,32\mathrm{.}16).)$

Length of time

years

Requirement $2$:

At $5\mathrm{.}75$ percent interest, how long does it take to quadruple your money? $($Enter rounded answer as directed, but do not use rounded numbers in intermediate calculations. Round your answer to $2$ decimal places $($e$.$g$.,32\mathrm{.}16).)$

Length of time

years