Solve the problem by estimating.Linda scored 82, 95, 90, 68, 64, and 100 on her calculus tests. Round each score to the nearest ten to estimate her total score.
A. 500
B. 510
C. 480
D. 490
Answer: A
Mathematics
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Make a preference table for the given voting situation.Ten voters are asked to rank 3 brands of shoes: A, B, and C. The ten voters turn in the following ballots showing their preferences in order: 
Make a preference table for these ballots.
A. 
B. 
C. 
D. 
Mathematics
Solve the equation.
= 2
A. {8, 12} B. {8, -12} C. {-4, 18} D. {4, 18}
Mathematics
Provide an appropriate response.The graph of an exponential function is given. Which of the following is the correct equation of the function?
A. y = 0.32x B. y = 2.4x C. y = 0.65x D. y = 3.5x
Mathematics
Solve the logarithmic equation.ln x - ln (x - 5) = ln 9
A. 
B. 
C. 4
D. ?
Mathematics