please show all work - no excel formulas

The returns for Apples Inc. and Carrots Inc. next year will depend on the same states of nature, as below: 1. Find the following: - Compute the mean for Apples Inc. - Compute the standard deviation for Apples Inc - Compute the mean for Carrots Inc. - Compute the standard deviation for Carrots Inc - Compute the covariance between Apples Inc. and Carrots Inc. 2. Imagine you wish to combine your holdings across Apples Inc and Carrots Inc. You have decided to put 60% of your wealth on Apples and the remainder on Carrots. The resulting portfolio will be labeled Portfolio P. What is the variance of portfolio (P)