Consider the following information:

a$.$ What is the expected return on an equally weighted portfolio of these three stocks? $($Do not round intermediate calculations.

Round the final answer to $2$ decimal places.$)$

Expected return

b$.$ What is the variance of a portfolio invested $15\%$ each in A and B and $70\%$ in C$?($Do not round intermediate calculations. Round the

final answer to $6$ decimal places.$)$

Variance