1. What is the day count of a $5,000,000 commercial paper sold for $4,900,000 if the discount rate is 3.5 %?
2. An investor purchases a property in the year 2000 for $450,000. She sells the property in 2006 for $550,000. During the 6 years that she owns the property, it generates a monthly rental income (net of monthly mortgage payments and maintenance costs) of $400 a month. What is the investor's rate of return?