question 1. The Canadian Consumer Price Index (based on a value of 100 in 1971) rose from 97.2 in 1970 to 210.6 in 1980. What was the (equivalent) annual rate of inflation in the decade of the 1970s?

question 2 . The Consumer Price Index (based on a value of 100 in 1986) rose from 67.2 in 1980 to 119.5 in 1990. What was the (equivalent) annual rate of inflation in the decade of the 1980s?

question 3. The Consumer Price Index (based on a value of 100 in 1992) rose from 93.3 in 1990 to 110.3 in 1999. What was the (equivalent) annual rate of inflation during the period?

please solve all three question with typed ( do not handwritten )