The mean of six scores is 11.5. Four of the scores are 8, 9, 15, 23, and the other two scores are equal. What are they?
What will be an ideal response?
Answer: 7
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Solve the problem.In how many ways can you exactly cover the last two diagrams with "dominoes" that are just the size of two small squares?
Fill in the blank(s) with the appropriate word(s).
Find the exact value of the expression without using a calculator.
A. 
B. 
C. 
D. 
Solve the problem.An office manager is buying used filing cabinets. Each small file cabinet costs $5, takes up 6 square feet of floor space, and holds 10 cubic feet of files. Each large file cabinet costs $11, takes up 8 square feet of floor space, and holds 13 cubic feet of files. The total cost cannot exceed $78, and the office has no more than 78 square feet of floor space available for the cabinets. How many of each file cabinet should the manager buy to maximize storage capacity? What is the maximum storage capacity?
A. 3 small file cabinets, 9 large file cabinets; 207 ft3 B. 0 small file cabinets, 12 large file cabinets; 156 ft3 C. 9 small file cabinets, 3 large file cabinets; 129 ft3 D. 12 small file cabinets, 0 large file cabinets; 120 ft3
Find the probability.The distribution of B.A. degrees conferred by a local college is listed below, by major.MajorFrequencyEnglish2073Mathematics2164Chemistry318Physics856Liberal Arts1358Business1676Engineering 8689313What is the probability that a randomly selected degree is not in Mathematics? Give your answer as a decimal rounded to three decimal places.
A. 0.682 B. 0.303 C. 0.232 D. 0.768