Rate of return if state occurs

State of economy	probability of state of economy	Stock A	Stock B	Stock C
Boom	.60	.15	.23	.42
Bust	.40	.18	.08	-.09

a.	What is the expected return on an equally weighted portfolio of these three stocks? (Do not round intermediate calculations. Enter your answer as a percent rounded to 2 decimal places, e.g., 32.16.)

Expected return _________________

%

b.	What is the variance of a portfolio invested 24 percent each in A and B and 52 percent in C?