I need help trying to find the implied rate of return on the following homework question:

Your former spouse has offered you the following two choices to dissolve your partnership

1) $200000 lump sum payment up front plus another equal payment at the end of 10 years plus $35000 paid at the end of the year for another 10 years.

2) $22029 payable per year at the start of the year for 20 years.

a) If your required rate of return is 6.5% annual compounding what is the implied rate of return on taking option 2