Everything is the same except that borrow $300,000 at 6 percent

(a) Same

(b) Same

(c)should she pay per month after she gets out of the 6 percent mortgage into a 3 percent mortgage with 10 years.

Please solve showing steps using Texas Instruments BA calculator, thank you!!

20 Lillian Hicks will borrow $250,000 at 7 percent to buy a home. Her mortgage is for 30 years. (a) How much will her monthly payment be? Assume that mortgage payments will be made monthly. (b) How much interest will she pay over the life of the loan? (c) How much should she pay to get out of the 7 percent mortgage into a 5 percent mortgage with 15 years remaining on the mortgage