What is the most you would be willing to pay for a investment that will pay you $884.00 in one year, $520.00 in two years, and $887.

What is the most you would be willing to pay for a investment that will pay you $884.00 in one year, $520.00 in two years, and $887.00 in three years, if your required rate of return for this type of investment is 11.34% ?
Suppose you signed a contract for a special assignment over the next 13.0 years. You will be paid $3,136.00 at the end of each year. If your required rate of return is 18.72% , what is this contract worth in today?
You need a loan to purchase new equipment. The loan will be paid off over 7.0 years with payments made at the end of every quarter. If the stated annual rate is 6.50% and quarterly payments are $910.00 , what is the loan amount?