requirement 2 please

You bought shares of stock from Tesla, Target, and Toyota. You feel like every year in the future will be randomly either "spectacular" or "depressing". Requirement 1: If you bought an equally weighted portfolio of Tesla, Target, and Toyota shares, what return would you expect to recelve every year on your stock investment? (Do not round your intermediate calculations.) qquireinent 2: What do you expect the variance of your portfolio returns to be, if you invested 30 nercent of your money in Tesla's shares, same proportion in Target's shares, and 40 arcent in Toyota's shares? (Do not round your intermediate calculations.)