The late 1970s and early 1980s were years of historically high rates of inflation in Canada. The CPI was at 35.1, 38.1, 41.8, 46.9, 52.2, and 56.5 at the beginning of 1978, 1979, 1980, 1981, 1982, and 1983, respectively. These numbers are quoted in terms of a base value of 100 in mid-2002. a. What amount was required at the beginning of 1983 in order to have the same purchas-ing power as $100 just five years earlier? b. What were the inflation rates for each of the years 1978 to 1982 inclusive?