The Treasury bill rate is $3\mathrm{.}1\%,$ and the expected return on the market portfolio is $10\mathrm{.}2\%.$ Use the CAPM:

What is the risk premium on the market?

Note: Enter your answer as a percent rounded to $1$ decimal place.

What is the required return on an investment with a beta of $1\mathrm{.}6?$

Note: Do not round intermediate calculations. Enter your answer as a percent rounded to $2$ decimal places.

If an investment with a beta of $0\mathrm{.}78$ offers an expected return of $7\mathrm{.}8\%,$ does it have a positive NPV$?$

If the market expects a return of $11\mathrm{.}6\%$ from stock X$,$ what is its beta?

Note: Do not round intermediate calculations. Round your answer to $2$ decimal places.