Solve the problem.Jim has gotten scores of 88 and 87 on his first two tests. What score must he get on his third test to keep an average of 90 or greater?
A. At least 88.3
B. At least 94
C. At least 87.5
D. At least 95
Answer: D
Mathematics
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Write interval notation.{ x ? -6 > x }
A. (-?, -6) B. (-?, -6] C. (-6, ?) D. [-6, ?)
Mathematics
Use the table to find the probability.The following table contains data from a study of two airlines which fly to Small Town, USA.
If a flight is selected at random, find the probability that the flight will arrive on time given that they fly with Upstate airlines.
A. 
B. 
C. 
D. None of the above is correct.
Mathematics
Provide an appropriate response.
Why could (-1, -10) not be a solution of the system that is graphed?
What will be an ideal response?
Mathematics
Use the addition property of inequality to solve the inequality and graph the solution set on a number line.x + 2 ? 6
A. (4, ?)
B. (-?, 4]
C. (-?, 8)
D. [4, ?)
Mathematics