Find the area of triangle ABC with the given parts. Round to the nearest tenth when necessary.A = 39°40'b = 16.5 mc = 10.5 m
A. 55.3 m2
B. 110.6 m2
C. 112.6 m2
D. 27.7 m2
Answer: A
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Use the shell method to find the volume of the solid generated by revolving the region bounded by the given curves and lines about the y-axis.y = 5x2, y = 5
A. 
?
B. 3?
C. 
?
D. 
?
To find the number of units that gives break-even for the product, solve the equation R = C. Round your answer to the nearest whole unit.A manufacturer has total revenue given by the function R = 70x and has total cost given by 
where x is the number of units produced and sold.
A. 1208 units B. 120 units C. 7250 units D. 20 units
Solve the problem.A salesman packed 3 shirts and 5 ties. With one shirt, he could wear all 5 ties. With another shirt, he could wear 4 ties. With the other shirt, he could wear only 3 ties. How many different combinations did he have?
A. 60 B. 12 C. 23 D. 11
Solve the inequality. Write the solution in interval notation and graph the solution set.7x - 1 ? 6x - 8
A. (-?, -7)
B. [-7, ?)
C. [-9, ?)
D. (-?, -7]