Solve.A population is growing at a rate proportional to its size. If the population is 121,000 after 11 years and 180,000 after 23 years, what was the original population size?
A. 80,713
B. 78,191
C. 75,668
D. 84,076
Answer: D
Mathematics
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Using Green's Theorem, compute the counterclockwise circulation of F around the closed curve C.F = - 
i; C is the region defined by the polar coordinate inequalities 2 ? r ? 4 and 
A. 0
B. 
C. 
D. - 
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Find the area of the figure. Use 3.14 to approximate ?, if needed.
A. 416.52 sq yd B. 682.56 sq yd C. 419.04 sq yd D. 362.52 sq yd
Mathematics
Find A-1 if it exists.A = 
A. 
B. 
C. 
D. Does not exist
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Compute the discount and sale price. Round to the nearest cent.
A. Discount: $87.00, Sale Price: $213.00 B. Discount: $90.00, Sale Price: $210.00 C. Discount: $45.00, Sale Price: $255.00 D. Discount: $93.00, Sale Price: $207.00
Mathematics