only do b please, make sure that portfolio is invested 20% in a and b and 60% in c while solving.

Consider the following information: a. What is the expected return on an equally weighted portfolio of these three stocks? (Do not round intermediate calculations and enter your answer as a percent rounded to 2 decimal places, e.g., 32.16.) b. What is the variance of a portfolio invested 20 percent each in A and B and 60 percent in C? (Do not round intermediate calculations and round your answer to 6 decimal places, e.g., .161616.) Answer is complete but not entirely correct