Suppose a country has the following statistics, in billions of units of currency, for the years shown.
Nominal national debt in 1990:          1.2
Nominal national debt in 2000:          13.8
Nominal GDP in 1990:                         101.7
Nominal GDP in 2000:                         552.2
Price index in 1990:                               35.2
Price index in 2000:                               113.3
a. Calculate the country’s real debt and real GDP in 1990 and 2000.
b. Calculate real debt as a percentage of real GDP in 1990 and 2000.
c. Calculate nominal debt as a percentage of nominal GDP in 1990 and 2000.