can explain and show how can solve question from 1 to 3 and thank you

or yea l) Travis invests $40,000 oday into a retirement account. He plans on retiring in 40 years anticipates eaming 8.1% per year, compounded annually, for the first 25 years and then 5.9% per year, compounded annually for the last 1 5 years. If he earns 81% per year for the first 25 years and 5.9% for the last 15 years how much money will he have in this account after 40 years? Money in Account $ 2) YouJust won $50,000 and deposited your winnings into an account that pays 7% interest, compounded annully. How long will you have to wait until your winnings are worth $120,000? Number of years 3) You want to have $30,000 for a down payment on a house five years from now. How much do you need to deposit today to reach your goal of having $30,000 in five years if the money will earn 5.4% interest per year, compounded annually