Answer:required return of Nutshell, Inc. stock = 13.2%
Explanation:The Required return also called Hurdle rate is the  minimum return in percentage which  an investor should receive  from doing business or investing in a business  to compensate for  the risks associated with the business. The more risky the investment, the more  high returns and the  less risky investment, the lower the returns.
Required Rate of Return = Risk Free Rate + Beta x (Whole Market Return – Risk Free Rate)
given
risk-free rate = 6%
market return= 12 %
beta = 1.2
Required Rate of Return = Risk Free Rate + Beta * (Whole Market Return – Risk Free Rate
= 6% + 1.2 x (12% - 6%) = 6% + 1.2 x 6% = 0.06 + 1.2x 0.06= 0.06 + 0.072=0.132 Â x 100 = 13.2%Â