Suppose you observe the following, and that the CAPM holds:

Security

Venus Corp.

Mars Corp.

Mars Corp.

a$)$ Compute the Expected Return on the Market

b$)$ Compute the Risk$-$free Rate of Interest.

Expected Return

$0\mathrm{.}195$

$0\mathrm{.}168$

Please show all work clearly to get partial points. Without work, you will get a zero, even if your answer is correct.