In the given diagram, teachers are represented in the triangle, researchers in the circle, and administrators in the rectangle. Out of the total number of people, the percentage of administrators shall be in the range of _________.

0 to 15
16 to 30
31 to 45
46 to 60

Correct answer: 16 to 30

Solution

The question asks for the proportion of people who are administrators, as indicated by the rectangle in the diagram. From the given diagram, the administrator region occupies a little more than one-sixth but less than one-third of the total people, so the percentage falls in the 16 to 30 range.

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