The following three defense stocks are to be combined into a stock index in January 2022 (perhaps a portfolio manager believes these stocks are an appropriate benchmark for his or her performance): o. Calculate the initial value of the index if a price-weighting scheme is used. b. What is the rate of retum on this index for the year ending December 31,2022 ? For the year ending December 31,2023 ? Note: A negative volue should be indicated by o minus sign. Do not round intermediote calculations. Enter your answers as a percent rounded to 2 decimal ploces