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Hello tutor! Just these three, please!1)Calculate the standard deviation for the following companybased on the forecasts given.Economic conditionProbabilityReturn forecastExpansion20%13%Normal60%5%Recession20%-14%Provide your answer in percent, rounded to two decimals,omitting the % sign.2) As a financial adviser, you are recommending awell-diversified fund with an expected rate of return of 17% and astandard deviation of 39% to your clients. A client would like tosplit her investment between your fund and T-bills so that herstandard deviation is no more than 27%. What will be her expectedreturn? T-bill's yield 3%. Provide your answer in percent roundedto two digits, omitting the % sign.3)Assume that you manage a risky portfolio with an expected rateof return of 15% and a standard deviation of 25%. The T-bill rateis 3% . Suppose your risky portfolio includes the followinginvestments in the given proportions.Dell50%Apple30%HP20%What are the investment proportions of your client’s overallportfolio, including the position in T-bills, if your client's riskaversion coefficient is 3? - A. B. C. D. Dell - A. B. C. D. Apple - A. B. C. D. HP - A. B. C. D. T-BillA.32%B.19.2%C.12.8%D.36%