Calculate the intrinsic value of Rio Tinto in each of the following scenarios by using the three-stage growth model of Spreadsheet 18.1 . Treat each scenario independently. a. The terminal growth rate will be 10.50%. (Round your answer to 2 decimal places.) b. Rio Tinto's actual beta is 1.07. (Round your answer to 2 decimal places.) c. The market risk premium is 9.70%. (Round your answer to 2 decimal places.)