Security Returns if State Occurs
State of Economy	Probability of State of Economy	Roll		Ross
Bust	0.40	?10	%	21	%
Boom	0.60	28		8

Calculate the expected return on a portfolio of 55 percent Roll and 45 percent Ross by filling in the following table: (A negative value should be indicated by a minus sign. Do not round intermediate calculations. Enter your answers as a percent rounded to 2 decimal places.)

State of Economy . Probability of State of Economy . Portfolio return if state occurs Product

Bust .40 (Fill in Answer) (Fill in Answer)

Boom .60 (Fill in Answer) (Fill in Answer)

E(RP)= (Fill in Answer)