A portfolio consists of one risky asset and one risk-free asset. The risky asset has an expected return of 11.2 percent and a beta of 1.39. The risk-free asset has an expected return of 3.4 percent. How much of the portfolio is invested in the risk-free asset if the portfolio beta is 1.07?

                             Cassini Company Ltd

Date          Account Titles and Explanation      Debit         Credit

Nov 2017   Cash (6,300*$28)                           $176,400

                         Unearned subscription revenue                $176,400

                    (To record the receipts of subscription)

Dec 2017    Unearned subscription revenue    $14,700

                          Subscription revenue ($176,400*1/12)       $14,700

                    (To record the revenue earned)

March '18    Unearned subscription revenue     $44,100

                            Subscription revenue ($176,400*3/12)      $44,100

                    (To record the revenue earned)