Solve the problem.The sum of three consecutive integers is 387. Find the integers.
A. 129, 130, 131
B. 127, 129, 131
C. 127, 128, 129
D. 128, 129, 130
Answer: D
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Perform the indicated operations.-4.2 + (-8.4) + (-8.3)
A. 4.1 B. -12.5 C. 4.3 D. -20.9
Solve the problem using Gaussian elimination.Three machines together produce 170 parts each hour. Twice the production of the second machine is 
more than the sum of the production of the other two machines. If the first machine operates for 
and the others operate for 9 hours, 
are produced. Find the production rate of each machine.
A. 60 parts/h, 30 parts/h, 80 parts/h B. 60 parts/h, 80 parts/h, 30 parts/h C. 80 parts/h, 60 parts/h, 30 parts/h D. 30 parts/h, 60 parts/h, 80 parts/h
Solve the problem.The Mathematics Society is holding an election for the president. The three candidates are A, B, and C. Forty-five percent of voters like A the most and B the least. Thirty percent of voters like B the most and C the least. Twenty-five percent of voters like C the most and A the least. Write out the preference schedule for this election.
A. 
B. 
C. 
D. 
E. 
Provide an appropriate response.Simplify: 
What will be an ideal response?