Solve the problem.A vendor sells hot dogs and bags of potato chips. A customer buys 2 hot dogs and 5 bags of potato chips for $12.75. Another customer buys 3 hot dogs and 4 bags of potato chips for $13.00. Find the cost of each item.
A. $2.00 for a hot dog; $1.75 for a bag of potato chips
B. $2.00 for a hot dog; $2.00 for a bag of potato chips
C. $2.25 for a hot dog; $2.00 for a bag of potato chips
D. $1.75 for a hot dog; $2.00 for a bag of potato chips
Answer: A
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Use the graph of a quadratic function to find the solution set of the equation or inequality. For a solution set that involves an interval, use interval notation.-x2 + 6x - 9 < 0
A. ? B. (-?, 3) ? (3, ?) C. (-?, ?) D. x = 3
Provide an appropriate response.Find the dual problem to the following: The What If Company has $30,000 for the purchase of material to make three types of gadgets. The company has allocated a total of 1200 hours of assembly time and 180 hours of packaging time for the gadgets. The following table gives the cost per gadget, the number of hours per gadget, and the profit per gadget for each type. 
What is the number of gadgets of each type the company should produce to maximize profit?
What will be an ideal response?
Find the indicated term of the arithmetic sequence.Given an arithmetic sequence with a14 = -51 and a19 = -76, find a3.
A. -5 B. 4 C. -1 D. 14
Evaluate the expression.
-2/3
A. - 
B. 
C. 
D. 