What is the nominal interest rate (k) of a 5-year U. S. Treasury bond with a real risk-free rate of interest of 1% and inflation expected to be at 3.5% per year

The nominal interest rate is 4.50%

Explanation:

Nominal interest=real interest rate+inflation rate

The real interest rate is the return earned by an investor without considering  the inflation rate in the economy which is 1%

inflation rate is the movement in prices of goods and services in the economy i.e 3.5%

nominal interest rate=1%+3.5%

nominal interest rate=4.5%

forbearance of student loan payments. under forbearance, your loan payments are postponed (or reduced) but interest continues to accrue during the period of forbearance. if you don't pay the interest during that period, the interest may be “capitalized,” which means it is added to your principal balance.