well-diversified portfolio

You have $400,000 invested in a well-diversified portfolio. You inherit a house that is presently worth $200,000. Consider the summary measures in the following table:

Investment Expected Return Standard Deviation
Old portfolio 6% 16%
House 8% 20%

The correlation coefficient between your portfolio and the house is 0.38.
a.

What is the expected return and the standard deviation of your portfolio comprising your old portfolio and the house? (Do not round intermediate calculations. Round your final answers to 2 decimal places.)

Expected return %
Standard deviation %