please solve quickly

Your company has a $1,000,000. loan for a photomask machine used in the semiconductor production. The interest rate for this loan is 5% per year compounded annually. Your company will make $80,000 payment at the end of each year, starting the end of this year. How many payments (years) will the loan be paid off? 19 Years 15 Years 23 Years 17 Years 21 Years Brooke paid off a $80,000 debt in 40 months. She paid $3,000 per month. In addition, at the end of the first year (month 12) she made an extra payment of $5,000. What monthly interest rate (im) was she charged? 5%