Decide whether the given set of numbers is a commutative group under the given operation.Rational numbers; multiplication
A. Yes
B. No
Answer: B
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Find the area of the shaded region.
A. 
B. 
C. 
D. 
Solve. Answer with a complete sentence.A figure skater must trace a figure eight on the ice that consists of two perfect circles, each with a radius of 
What is the distance around the figure eight?
A. The distance around the figure eight is approximately 19.98 feet. B. The distance around the figure eight is approximately 43.96 feet. C. The distance around the figure eight is approximately 21.98 feet. D. The distance around the figure eight is approximately 87.92 feet.
Solve for x.43x + 5 = 
A. 
B. {-3}
C. {128}
D. {3}
Solve the problem by using three variables.A company makes 3 types of cable. Cable A requires 3 black, 3 white, and 2 red wires. B requires 1 black, 2 white, and 1 red. C requires 2 black, 1 white, and 2 red. They used 100 black, 110 white and 90 red wires. How many of each cable were made?
A. 10 cable A; 103 cable B; 20 cable C B. 20 cable A; 30 cable B; 10 cable C C. 10 cable A; 30 cable B; 93 cable C D. 10 cable A; 30 cable B; 20 cable C