It has been estimated that a certain stream can support 55,000 fish if it is pollution-free. It has further been estimated that for each ton of pollutants in the stream, 1,300 fewer fish can be supported. Assuming the relationship is linear, write the equation that gives the population of fish p in terms of the tons of pollutants x.
?
A. 
B. 
C. 
D. 
E. 
Answer: E
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The following question refers to a country with six states. There are 250 seats in the legislature, and the populations of the states are given in the table below.
Find each state's apportionment under Jefferson's method.
A. State A: 29; State B: 136; State C: 11; State D: 42; State E: 13; State F: 19 B. State A: 29; State B: 135; State C: 11; State D: 41; State E: 14; State F: 20 C. State A: 29; State B: 134; State C: 11; State D: 42; State E: 14; State F: 20 D. State A: 29; State B: 133; State C: 12; State D: 42; State E: 14; State F: 20 E. none of these
Identify the conic that the polar equation represents. Also, give the position of the directrix.r = 
A. parabola, directrix parallel to the polar axis 3 above the pole B. parabola, directrix perpendicular to the polar axis 3 right of the pole C. hyperbola, directrix perpendicular to the polar axis 3 right of the pole D. hyperbola, directrix parallel to the polar axis 3 above the pole
Solve the system by graphing.
A. (1, 0) B. (0, 0) C. (0, 1) D. (1, 1)
Use a scientific calculator to approximate the common logarithm. Round to four decimal places.log 196
A. 2.2945 B. 5.2781 C. 2.2923 D. 2.2900