The New York Times for 0.15 pairs was in 1970 and 2 was in 2009 The average industry wage was $3.23 hourly in 1970 and $20.42 an hour in 2009. a. How much has the price of a newspaper increased?
b. Wages increase by what percentage?
c. In each year, how many minutes does the worker have to work to get another name for the newspaper

d. Purchasing power of workers is low in quantity at sale
increase or decrease the output has increased - how to build a divided document using CPI that can be illustrated with each situation​