HighTech is considered to have higher risk than the market on average, and this is confirmed in its beta of $1\mathrm{.}75.$ If the risk free rate is $4\mathrm{.}2\%$ and the market risk premium is $6\mathrm{.}3\%$ what is the return investors require from HighTech? $($Please type your answer in decimals to three decimal places. e$.$g$.10\mathrm{.}1\%$ should be shown as $0\mathrm{.}101.)$