Below is annual stock return data on ABC Corp and XYZ, Inc.

Year		ABC		XYZ
2010		10%		-3%
2011		20%		0%
2012		-10%		20%
2013		3%		10%

average rate of return for ABC 5.75% for XYZ 6.75%

standard deviation for ABC 12.61% for XYZ 10.44%

What is the expected portfolio return on a portfolio comprised of i. 25% ABC and 75% XYZ? ii. 50% ABC and 50% XYZ?

(Round answers to 3 decimal places)