Solve the problem.Let y(t) be the population of a species of plant that is being harvested, for t ? 0. Consider the harvesting model 
where h is the annual harvesting rate, y0 is the initial population of the species, and t is measured in years. If y0 = 5,000, what harvesting rate should be used to maintain a constant population of y = 5,000, for t ? 0?
A. h = 25 yr-1
B. h = 5,000 yr-1
C. h = 15 yr-1
D. h = 150 yr-1
Answer: C
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Use the Huntington-Hill apportionment principle to decide who is most deserving of an additional representative. Subdivision A, with 1600 residents, has 11 representatives in the City Hall, while Subdivision B, with 2700 residents, has 17 representatives, and Subdivision C, with 950 residents, has 7 representatives.
A. Subdivision C B. Subdivision B C. Subdivision A
Factor out the GCF from the polynomial.60x + 20
A. 20(3x + 1) B. 4(15x + 5) C. 5(12x + 4) D. 20(3x)
Solve the problem.Let f(x) compute the cost of a rental car after x days of use at $44 per day. What is the interpretation of the solution of 
A. The number of days rented for $102 B. The cost of rental for 44 days C. The number of days rented for $44 D. The cost of rental for 102 days
Simplify the expression. Assume all variables represent nonzero real numbers.(8xy)4
A. 4096xy B. 32xy C. 4096x4y4 D. 32x4y4