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The median salary for assistant professors lies in which of the following intervals?
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Approximately what percent of the full professors had a salary of $110,000 or greater?
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If the average (arithmetic mean) salary of the full professors whose salaries were in the interval $50,000-$120,000 was $$x$$, and if the average salary of the full professors whose salaries were $120,000 and above was $$y$$, what was the average salary of all the full professors, in terms of $$x$$ and $$y$$?
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The average number of available rooms per day in 1997 was approximately what fraction of the average number of available rooms per day in 2000?
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The "occupancy rate" for each year is the ratio of the average number of occupied rooms per day to the average number of available rooms per day. For which of the years shown was the occupancy rate least?
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Which of the following is closest to the percent increase in the average daily room rate from 1996 to 2000?
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