Solve the absolute value inequality. Write the solution set using interval notation.
? 5
A. (-36, 44)
B. [-36, 44]
C. (-?, -36] ? [44, ?)
D. (-?, -36] ? [44, ?)
Answer: D
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Solve the problem.Scores on a test are approximately normally distributed with a mean of 70 and a standard deviation of 9. The teacher wants to give A's to the top 10% of students, B's to the next 25%, and C's to the next 42%. What is the bottom cutoff for a C grade? Round your answer to the nearest whole number.
A. 65 B. 68 C. 77 D. 63
Estimate the answer from the table or graph.A retail store has items such that they fall under the categories of clothes, housewares, jewelry, and other. The percentage floor space allocated for displaying each category of items is shown in the pie chart. If the floor space allocated to clothes is 22,000 ft2, what is the floor space allocated to jewelry?
A. 66,000 ft2 B. 11,000 ft2 C. 44,000 ft2 D. 5500 ft2
Write in if-then form.Practice is necessary for making the team.
A. If you make the team, then you must practice. B. If you practice, then you will make the team. C. If you don't practice, then you won't make the team. D. If you make the team, then you won't have to practice.
Find the product and simplify.
? 
A. 1
B. w
C. - 
D. -w