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In 1985 the median income of families headed by people with high school diplomas as a fraction of the median income of families headed by people with graduate degrees was closest to which of the following?
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For families headed by people with graduate degrees, which of the following time periods had the greatest range in median income?
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For how many of the years shown were both the median income of families headed by people with graduate degrees and the median income of families headed by people with bachelor's degrees between $60,000 and $70,000?
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If Transit Company T will run $$60$$ trains per day, then the projected annual revenue is approximately what percent greater than the projected annual cost?
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If Transit Company T will run $$40$$ trains per day for a year. approximately what is the projected average revenue per day?
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Transit Company T's projected annual cost consists of staffing costs, fuel costs, and equipment costs in the ratio of 1 to 2 to 5. If the company will run $$50$$ trains per day, approximately what is the projected annual cost for fuel?
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The percent by which the number of acres of apple trees decreased from 1997 to 2002 was approximately
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In the year 2000, approximately how many pounds of apples were produced per acre of apple trees?
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Which of the following is closest to the average (arithmetic mean) number of pounds of apples produced annually for the eight years shown?
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The smallest dollar increase in United States postal rates over the previous rate occurred in
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How many of the United States postal rate increases after 1965 were less than $0.03 per ounce for the first ounce of first-class mail?
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What was the percent increase in the United States postal rate from 1965 to 1997?
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A fence is to be built along the entire border of each of the four shaded garden areas. What is the total number of feet of fencing needed?
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It has been estimated for this garden that 5 pounds of tomatoes can be harvested for every $$2$$ square feet used to grow tomatoes. According to this estimated rate, how many pounds of tomatoes can be harvested from the garden?
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If $$\frac{1}{11}$$ of the total area of the garden used for flowers is used to grow daisies, how many square feet of the garden is used to grow daisies?
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