ested $2.,506,900 in 230-day commercial paper today, At the end of the investment period (in 230 days) the firm will roceive $2,596,10. a What is the 230-day holding period rate of retum on the investment? (Round your answer to 2 decimal places) HPR b. How many 230-day periods are there in one year? (Use a 305 lay year. Round your answer to 4 decimal places.) Number of periods APR d. What is the effective annual rate (EAR)? (Round your answer to 2 decimal places.) EAR