6) Jos Ros has purchased public liability insurance, of which he pays $ 3,800, at the beginning of each year, with a rate of 4%.

How much will you have paid after 5 years?

7) Irma Rodrguez will deposit $ 3,500 at the end of each year, for 9 years, with 8% per year.

What is the present value of this transaction?

8) Lourdes Melndez wants to save $ 500,000 in 25 years. Your mutual fund returns 11% annually.

How much should you deposit at the beginning of each year?