Use the table in the following problem.

Which industry had the greatest percentage increase in profits as a percentage of sales between 1966 and 1974?
-Chemicals
-Petroleum
-Drugs

What was the percentage increase (to the nearest tenth)?
-13.4%
-11.8%

Use the table in the following problem Which industry had the greatest percentage increase in profits as a percentage of sales between 1966 and 1974 Chemicals P class=