Please do answer both questions correctly...thank you so much

Oppenheimer Bank is offering a 30-year mortgage with an APR of 4.76% based on monthly compounding. With this mortgage your monthly payments would be $2,044 per month. In addition, Oppenheimer Bank offers you the following deal: Instead of making the monthly payment of $2,044 every month, you can make half the payment every two weeks (so that you will make 52/2 = 26 payments per year). With this plan, how long will it take to pay off the mortgage if the EAR of the loan is unchanged? Note: Make sure to round all intermediate calculations to at least 8 decimal places. The number of payments will be, which is approximately years. (Round to two decimal places and enter the years rounded to the nearest whole number.) In 1975, interest rates were 7.85% and the rate of inflation was 12.3% in the United States. What was the real interest rate in 1975? How would the purchasing power of your savings have changed over the year? (Note: Be careful not to round any intermediate steps less than six decimal places.) What was the real interest rate in 1975? Real rate of interest in 1975 was %. (Round to two decimal places.)