Find the volume of the solid generated by revolving the region about the y-axis.The region in the first quadrant bounded on the left by the circle x2 + y2 = 16, on the right by the line 
, and above by the line y = 4
A. 
?
B. 64?
C. 16?
D. 
?
Answer: A
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Solve the problem.The sales tax on a freezer is $21.15 and the sales tax rate is 6%. Find the total cost. Round to the nearest cent.
A. $373.65 B. $323.29 C. $444.15 D. $56.40
Solve the problem.The recipe for a chocolate chip cake calls for 
pound of chocolate chips. If a bakery wants to make 21 cakes, how many pounds of chocolate chips will they need?
A. 3 pounds
B. 4
pounds
C. 20 pounds
D. 15 pounds
Find the radian measure of the central angle of a circle of radius r that intercepts an arc of length s.r = 1.5 meters, s = 2.25 meters
A. 0.67 radians B. 1.4 radians C. 0.75 radians D. 1.5 radians
Find the product.[(8x + 5) + 6y]2
A. 64x2 + 80x + 96xy + 60y + 36y2 B. 64x2 + 96xy + 36y2 C. 64x2 + 80x + 25 + 96xy + 60y + 36y2 D. 64x2 + 40x + 25 + 48xy + 30y + 36y2