The following technology matrix describes the relationship of certain industries within the economy to each other. (A&F, agriculture and food; RM, raw materials; M, manufacturing; F, fuels industry; U, utilities; SI, service industries) 
For each 1,000 units of raw materials produced, how many units of service were required?
Definitions:
Job Enrichment
A method of motivating employees by adding variety, significance, and autonomy to their tasks, enhancing job satisfaction.
Responsibility and Challenges
Duties or tasks that require effort and provide an opportunity to overcome difficulties or obstacles.
Budget Surplus
A financial situation where revenue exceeds expenditures within a specific period, leaving excess funds available for savings or other uses.
Government Receipts
The total money received by the government from various sources, including tax revenues, fees, and fines.
Q15: A recent college graduate begins a savings
Q21: A trust will provide $12,000 to a
Q22: The percent concentration y of a certain
Q50: Find the average rate of change of
Q51: Let <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB4005/.jpg" alt="Let .
Q90: Use the properties of logarithms to write
Q93: If the supply function for a commodity
Q103: By recognizing shapes and features of polynomial
Q104: Solve the system of equations by using
Q221: Use row operations on the augmented matrix