Question

1999 the cpi was 166.6. The cpi increased to 172.2 by 2000. What was the rate of inflation over that period

Answer 1

3.4 percent

Explanation:

inflation of about [ 172.2 - 166.6 ] = 5.6 cpi of inflation

so the rate of inflation is [(5.6/166.6)*100] = 3.4 percent inflation.