NEW!
IR 新题
Integrated Reasoning
(50 新题)
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25A. The least possible value for the mean of the numbers of hours of exerdse reported for the
weeks is
25 B. The number of respondents who exercised on average less than one-half hour per day
during the wee is between
, inclusive.
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26、
A recent census revealed the age distribution of the residents of Town Y, shown in the graph,
Since the census was performed, no resident has moved into or away from Town Y and there have been no recorded births or deaths.
Based on the given information, use the drop-down menus to most accurately complete the following statements.
26A. The census indicates that teenagers as were seniors.
times as many residents were children or
26B. If at the time of the census ,there were 540 more people aged 0-39 than people aged 40 or
greater , then the population of Town Y at the time of the census was
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27A .The building with the greatest mean height per floor has a roof height between
meters.
27B. There is a
correlation between the number of floors and the mean
height per floor.
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28A. Median carbon dioxide emissions for the 9 countries increased by
million metric tons 2000 to 2009.
28B. In 2006,the range of carbon dioxide emissions for the 9 countries was approximately
million metric tons.
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29、
During a four-day period, a height measurement and a weight measurement were recorded sho rtly after delivery for each baby born in a particular hospital.