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Suppose Intel stock has a beta of $0\mathrm{.}89,$ whereas Boeing stock has a beta of $1\mathrm{.}17.$ If the risk$-$free interest rate is $4\mathrm{.}5\%$ and the expected return of the market portfolio is $12\mathrm{.}8\%,$ according to the CAPM,

a$.$ What is the expected return of Intel stock?

b$.$ What is the expected return of Boeing stock?

c$.$ What is the beta of a portfolio that consists of $70\%$ Intel stock and $30\%$ Boeing stock?

d$.$ What is the expected return of a portfolio that consists of $70\%$ Intel stock and $30\%$ Boeing stock? $($There are two ways to solve this.$)$

a$.$ What is the expected return of Intel stock?

Intel's expected return is

$\%.($Round to one decimal place.$)$

b$.$ What is the expected return of Boeing stock?

Boeing's expected return is

$\%.($Round to one decimal place.$)$

c$.$ What is the beta of a portfolio that consists of $70\%$ Intel stock and $30\%$ Boeing stock?

The portfolio beta is

$($Round to two decimal places.$)$

d$.$ What is the expected return of a portfolio that consists of $70\%$ Intel stock and $30\%$ Boeing stock? $($There are two ways to solve this.$)$

The expected return of the portfolio is

$\%.($Round to one decimal place.$)$