Find the surface area of the circular solid. Unless otherwise specified, use 3.14 for ? and round your answer to the nearest tenth.A sphere with d = 6.4 yd
A. 6.4 yd2
B. 128.8 yd2
C. 137.2 yd2
D. 32.2 yd2
Answer: B
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Find the area of the specified region.Inside the circle r = -8 cos ? and outside the circle r = 4
A. 8?
B. 
?
C. 
(4? - 3
)
D. 
(2? + 3
)
Solve.At Allied Electronics, production has begun on the X-15 Computer Chip. The total cost function is given by src="https://sciemce.com/media/4/ppg__fdf0508192335__f1q186g5.jpg" alt="" style="vertical-align: -4.0px;" />
A. R(x) = 48x - 0.3x2
B. R(x) = 45x - 0.6x2
C. R(x) = 46x + 0.3x2
D. R(x) = 46x - 0.3x2
and the total profit function is given by 
where x represents the number of boxes of computer chips produced. The total revenue function, 
is such that 
Find
Provide an appropriate response.There are 9 people on a committee, and 2 of them are women. What is the ratio of the number of women to the total number of people on the committee?
A. 
B. 
C. 
D. 
Solve.The product of 13 and a number is 52. Find the number.
A. 676 B. 4 C. 5 D. 39