Solve the problem.A coffee store has available 75 pounds of A grade coffee and 120 pounds of B grade coffee. These will be blended into 1 pound packages as follow: an economy blend that contains 4 ounces of A grade coffee and 12 ounces of B grade coffee and a superior blend that contains 8 ounces of A grade coffee and 8 ounces of B grade coffee. Using x to denote the number of packages of the economy blend and y to denote the number of packages of the superior blend, write a system of linear inequalities that describes the possible number of packages of each blend. Graph the system and label the corner points.
What will be an ideal response?
Mathematics
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Simplify the expression.
A. - 
B. - 
C. 
D. - 
Mathematics
Solve the equation for the indicated variable.5r + 1 = 9s for r
A. 
s - 1
B. 
s + 1
C. 9s - 
D. 
Mathematics
Solve.25% of 16 is what number?
A. 4 B. 40 C. 64 D. 6.4
Mathematics
Solve the problem.A repair company's charge for repairing a certain type of copy machine fits the model 
where y is the amount charged in dollars and x is the number of minutes the repair person is on the job. How many minutes would it take for the cost of repair to reach $120? (Round to the nearest minute.)
A. 187 min B. 12 min C. 271 min D. 118 min
Mathematics