Solve. If necessary, round to the nearest tenth.The zoo has hired a landscape architect to design the triangular lobby of the children's petting zoo. In his scale drawing, the longest side of the lobby is 6 cm. The shortest side of the lobby is 2 cm. The longest side of the actual lobby will be 32 m. How long will the shortest side of the actual lobby be?
A. 0.1 m
B. 1 m
C. 96 m
D. 10.7 m
Answer: D
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Write a valid conclusion based on the statements.Students who watch television while doing homework jeopardize their grades. Students with grades in jeopardy get grounded. Being grounded includes being barred from watching television.
A. Students who are grounded watch TV while doing homework. B. Students who watch TV while doing homework will not be allowed to watch TV. C. Students who watch TV will be barred from watching TV. D. Students who watch TV will be grounded.
Solve the system of equations by the substitution method.5x - 6y = 20 - 5x5x + 7y = x + 6y + 25
A. 
B. {(5, -5)}
C. {(0, 20)}
D. {(5, 5)}
Solve the equation by completing the square.3x2 + 6x = -1
A. 
B. 
C. 
D. ?
Solve the problem.There are 16 more sophomores than juniors in an 8 AM algebra class. If there are 58 students in this class, find the number of sophomores and the number of juniors in the class.
A. 74 sophomores; 42 juniors B. 58 sophomores; 42 juniors C. 37 sophomores; 21 juniors D. 21 sophomores; 37 juniors