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 $18$ percent each in A and $B,$ and $64$ percent in $C?($Do not round

intermediate calculations. Round the final answer to $6$ decimal places.$)$

Variance