What is the implied nominal interest rate on a 6% semiannual 10-year U.S. T-notes ($100,000) futures contract that settled at 102 - 280? Do not round intermediate calculations. Round your answer to two decimal places. % If interest rates increased by 4%, what would be the contract's new value? Enter your answer as a positive value. Use the rounded interest rate calculated above. Do not round any other intermediate calculations. Round your answer to the nearest cent. $