Use the two steps for solving a linear programming problem to solve the problem.A candy company has 115 pounds of cashews and 145 pounds of peanuts which can be combined into two different mixes. The deluxe mix is half cashews and half peanuts and sells for $8 per pound. The economy mix is one-third cashews and two-thirds peanuts and sells for $5.40 per pound. How many pounds of each mix should be prepared for maximum revenue?
A. 115 pounds of deluxe mix and 0 pounds of economy mix
B. 85 pounds of deluxe mix and 30 pounds of economy mix
C. 170 pounds of deluxe mix and 90 pounds of economy mix
D. 255 pounds of deluxe mix and 60 pounds of economy mix
Answer: C
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Solve the compound inequality. Express the solution using interval notation. Graph the solution set.-19 ? -3z + 2 ? -4
A. [2, 7]
B. [-7, -2]
C. (2, 7)
D. (-7, -2)
Use Descartes' Rule of Signs to determine the possible number of positive real zeros and the possible number of negative real zeros for the function.f(x) = 8x6 - 5x4 - 6x3 + 6x2 - 5x
A. 1 or 3 positive; 2 negative B. 0 or 2 positive; 1 or 3 negative C. 0 or 2 positive; 0 negative D. 1 or 3 positive; 0 or 2 negative
Find the missing factor.8x3 - 36x2 - 140x = 4x(2x + 5)( )
A. x - 7 B. x - 28 C. x + 28 D. x + 7
Write fraction notation for the given decimal notation. Do not simplify.34.6
A. 
B. 
C. 
D. 