8) What is your return on investment if you have a chance to refinance your current mortgage of $750,000 with a rate of 5.5% and 30 year amortization after 5 years. You will do a non-cash out refinance and your clsoing costs to refinance is 5% the new amortization is 25 years and the intersest rate 3.5%. 9) What is the rate of return if you are only going to stay for an additional 5 years. 10) What is the effecitve cost of borrowing on the refiance above. 8) What is your return on investment if you have a chance to refinance your current mortgage of $750,000 with a rate of 5.5% and 30 year amortization after 5 years. You will do a non-cash out refinance and your clsoing costs to refinance is 5% the new amortization is 25 years and the intersest rate 3.5%. 9) What is the rate of return if you are only going to stay for an additional 5 years. 10) What is the effecitve cost of borrowing on the refiance above