The table below describes the value added in the production of a gallon of gasoline by each stage of production.(The values are hypothetical.)
Table 4.10 
a)What is the value added by each stage of production?
b)What is the total value added?
For simplicity, you can ignore the cost of the inputs for oil drilling.
Definitions:
Inclusion
The practice or policy of providing equal access to opportunities and resources for people who might otherwise be excluded or marginalized.
Racism
Racism is an ideology that either directly or indirectly asserts that one group is superior to others, with the power to put this ideology into practice in a way that gives advantages, privilege, and power to certain groups of people, and conversely, can disadvantage or limit the opportunities of racialized individuals or racialized groups.
Discrimination
The unequal treatment of individuals or groups based on their characteristics or behaviours. It involves actions or practices of dominant group members that have a harmful impact on members of a subordinate group.
Hispanics
Individuals or communities that originate from Spanish-speaking countries, particularly those from Latin America and Spain.
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