Kollo Enterprises has a beta of $0\mathrm{.}70,$ the real risk$-$free rate is $2\mathrm{.}00\%,$ investors expect a $3\mathrm{.}00\%$ future inflation rate, and the market risk premium is $4\mathrm{.}70\%.$ What is Kollo's required rate of return? Do not round your intermediate calculations.

$7\mathrm{.}96\%$

$7\mathrm{.}30\%$

$6\mathrm{.}47\%$

$6\mathrm{.}96\%$

$8\mathrm{.}29\%$