1. If $1300 earned simple interest of $17.55 in 6 months, what was the simple interest rate?
2. Given a 5 percent interest rate, compute the present value of payments made in years 1, 2, 3, and 4 of $1,250, $1,450, $1,450, and $1,750
3. What annual rate compounded continuously is equivalent to a nominal rate of 7% compounded semiannually? The equivalent continuous rate is.