Solve the problem.Stan and Ron's hobby is building birdhouses. The number of wren houses cannot exceed 2 times the number of martin houses. They cannot make more than 50 wren houses or more than 70 martin houses. The total production cannot exceed 75. The profit on a wren house is $6.60 and the profit on a martin house is $8.40. Find the maximum profit.
A. $585.00
B. $1512.00
C. $540.00
D. $621.00
Answer: D
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Find the best buy and give the unit price.Brand A 24 oz for $12.24Brand B 20 oz for $10.00
A. Brand A, $0.50 B. Equal value C. Brand B, $0.50 D. Brand A, $0.51
Graph the function.y = -tan (x + ?)
A. 
B. 
C. 
D. 
Combined SAT scores in the United States could be approximated by
?
?
in the years 1964 - 1986. Here t is the number of years since 1964, and T is the combined SAT score average for the United States. Find all points of inflection of the graph of T, and interpret the result.
?
Enter your answers rounded to the nearest hundredth.
What will be an ideal response?
Find an equation of an ellipse satisfying the given conditions.Vertices: (4, 7) and (4,-9); endpoints of minor axis: (-1, -1) and (9, -1)
A. 
+ 
= 1
B. 
+ 
= 1
C. 
+ 
= 1
D. 
+ 
= 0