How do you solve using the BAII Plus calculator?

Match the present values for the following ten-year investments with the following cash flows. I've included the answers, but need to know how to work on BA II Plus Calculator.

Present value of annual $1000 cash flows at 9% per year. $6418

Present value of semiannual $500 cash flows at 10% per year compounded semiannually. $6,231

Present value of quarterly $250 cash flows at 10% per year compounded quarterly. $6,276

Present value of annual $750 cash flows at 7% per year. $5,268