Using the data front Calculating growth Rates
a. The inflation rate in 1980 to 1981 and 1998 to 1999
b. The growth rate of real GAP IN 1981 to 1982 and 1983 to 1984
c. The average inflation rate from 1980 to 1981 and 1998 to 1999
d. The average growth rate of real GDP from 1981 to 1982 and 1983 to 1984