If a manager is not allowed to sell short, he will not include stocks with negative alphas in his portfolio. So he will consider only stock A and C$,$ in addition to the passive equity portfolio. Use this information to answer the following four questions.

$1)$The alpha for the active portfolio is:

$2)$The beta for the active portfolio is:

$3)$The weight in the active portfolio is:

$4)$The information ratio of the active portfolio is: