use excel formulas

Consider the following informanon Your portolis is imested 30 percent each is A and C, and 40 petcent in 8 . What is the expected refurn of the portiolo? What is the variance of this portolie? The itandard devateon? ineverea: (Uie cels AS to fis from the given information to complete this question.) Qutputare. Sudems. The scratchpad area is for you to do any additional werk you need to welve this question or can be used to thow your work Nothing in this area will be eroded, but it will besubmitted wath your assignment