$13.$ If you botrow $$1823$ and pay back $$2,728$ in three years, what annual rate of interest are you paying?

Use opposite signs for PV and FV$.$ Excel function

$14.$ How long will it take you to triple your money af $6\%?$

excel function

$10.$ You agree to finance your new SUV with an auto loan of $$51623.$ This loan will be repaid over four years with monthly payments and compounding at a $4\%$ Annual interest rate. What will your monthly loan payment be$?$ Assume PV to be negative so that the PMT is positive. Excel function