Using the information presented in the passage, we can understand that how many bases should come in the
assembly kit?

The slope of a linear equation is equal to the change in the value of the dependent variable divided by the change in the value of the independent variable. in this problem, the dependent variable is the profit while the independent variable is the worker's average pay. if the profit is said to increase by 1500 when worker's average pay decrease by 450, the slope is equal to 1500/(-450)=-3.33

In mla style, the works cited page provides information about all the sources cited within the paper or document written. it is often place at the end of the work and it generally   contains the complete name of the author, name of the book/article, etc, place and date.