Solve.20 = -10 + 5y
A. y = 14
B. y = 29
C. y = 6
D. y = 25
Answer: C
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Solve.A jar is 
full of olives. Claudia eats 
of the jar of olives. What fractional part of the jar still contains olives?
A. 
of the jar contains olives
B. 
of the jar contains olives
C. 
of the jar contains olives
D. 
of the jar contains olives
Reduce the rational expression to lowest terms.
A. 
B. - 
C. 
D. 
Use the product, quotient, and power rules of logarithms to rewrite the expression as a single logarithm. Assume that all variables represent positive real numbers.
log2 x4 + 
log2 x4 - 
log2 x
A. log2 x9/2
B. log2 x17/6
C. log2 x7
D. 
log2 x8
Solve the minimization problem by using the simplex method to solve the dual problem.A store makes two different types of smoothies by blending different fruit juices. Each bottle of Orange Daze smoothie contains 10 fluid ounces of orange juice, 4 fluid ounces of pineapple juice, and 2 fluid ounces of blueberry juice. Each bottle of Pineapple Blue smoothie contains 5 fluid ounces of orange juice, 6 fluid ounces of pineapple juice, and 4 fluid ounces of blueberry juice. The store has 500 fluid ounces of orange juice, 360 fluid ounces of pineapple juice, and 250 fluid ounces of blueberry juice available to put into its smoothies. The store makes a profit of $1.50 on each bottle of Orange Daze and $1 on each bottle of Pineapple Blue. To determine the maximum profit, the simplex method can be
used and the final tableau is: x1 x2 x3 x4 x5 M 
What is the marginal value of blueberry juice?
A. 0
B. 30
C. 
D. 