Perform the indicated operations.
÷ 
? 
A. 
B. 
C. r - s
D. r + s
Answer: C
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Determine the absolute and relative unfairness of the given apportionment.State A with a population of 654,264 and 12 representatives or state B with a population of 504,000 and 14 representatives.
A. 18,522; 0.515 B. 18,522; 0.340 C. 36,000; 0.398 D. 54,522; 0.602
Decide whether the ordered pair is a solution of the given system.
A. No B. Yes
Use Bayes' rule to find the indicated probability.Quality Motors has three plants. Plant 1 produces 35% of the car output, plant 2 produces 20% and plant 3 produces the remaining 45%. One percent of the output of plant 1 is defective, 1.8% of the output of plant 2 is defective and 2% of the output of plant 3 is defective. The annual total production of Quality Motors is 1,000,000 cars. A car chosen at random from the annual output and is found defection. What is the probability that it came from plant 2?
A. 0.35 B. 0.559 C. 0.224 D. 0.217
Tell whether the angle is acute, right, obtuse, or straight.
A. Right B. Obtuse C. Acute D. Straight