Problem $8-9$ CAPM

The Treasury bill rate is $3\mathrm{.}2\%,$ and the expected return on the market portfolio is $10\mathrm{.}4\%.$ Use the CAPM:

b$.$ What is the risk premium on the market?

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

c$.$ What is the required return on an investment with a beta of $1\mathrm{.}5?$

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

d$.$ If an investment with a beta of $0\mathrm{.}68$ offers an expected return of $7\mathrm{.}7\%,$ does it have a positive NPV$?$

e$.$ If the market expects a return of $11\mathrm{.}4\%$ from stock $x,$ what is its beta?

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