CPI, Consumer Price Index
The Consumer Price Index (CPI) is a measure of the average change over time in the prices paid by urban consumers
for a market basket of consumer goods and services.
See this Internet page
https://www.bls.gov/cpi/#:~:text=The%20Consumer%20Price%20Index%20(CPI,of%20consumer%20goods%20and%20services.
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The price increase factor due to inflation = = = 1.344 (rounded).
The CPI is, therefore, 0.344, or 34.4%. ANSWER
Solved and answered.
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To see many other similar solved problems on inflation, see the lesson
- Inflation and Salary problems
in this site.