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_________________ is common in butterflies,especially in tropical forests: some species occur predominantly in the canopy, others in the understory,wvith only a handful of species occupying both microhabitats.
The passage suggests which of the following about the "economic and technological dimensions"?
Which of the following can be inferred about the predecessors of the Beothuk?
Recent art historians are relatively _______________: for example, Smith has much more to say about Leonardo and Michelangelo than his predecessors ever did.
The calls some birds make in the presence of predators are structured to ______________: with tapered starts and stops, these calls lack the abrupt onsets that would provide cues to predators about the sounds'origin.
The highlighted sentence serves primarily to
The passage suggests that the Dorset Paleo-Inuit people


In the figure shown, O is the center of the circle and $$x$$ and $$y$$ are the lengths of two line segments.

Quantity A

The radius of the circle

Quantity B

$$\frac{x+y}{2}$$


On a scaled map, the point for the geographical center of City A is 4 inches from the point for the geographical center of City B, and the point for the geographical center of City B is 2 inches from the point for the geographical center of City C. The actual distance from the geographical center of City A to the geographical center of City B is 500 miles. Which of the following values could be the actual distance, in miles, from the geographical center of City A to the geographical center of City C?

Indicate all such values.
A restaurant has a total of 16 tables, each of which can seat a maximum of 4 people. If 50 people were sitting at the tables in the restaurant, with no tables empty, what is the greatest possible number of tables that could be occupied by just 1 person?
Brand A cheese is sold at a cost of $$$4.00$$ per pound. Brand B cheese is sold at a cost of $6.00 per pound.

Quantity A

The cost of $$\frac{1}{2}$$ pound of Brand A cheese at this rate

Quantity B

The cost of $$\frac{1}{4}$$ pound of Brand B cheese at this rate


The function $$f$$ and $$g$$ are defined for all numbers $$x$$ by $$f(x)=1-2x$$ and $$g(x)=x^2-1$$.

Quantity A

$$f(g(f(-2)))

Quantity B

$$g(f(g(-2)))


List L consists of 1,349 different positive values, and list K consists of the reciprocals of the 1,349 values in L.

Quantity A

The median of L

Quantity B

The reciprocal of the median of K


$$n$$ is a positive two-digit integer.

Quantity A

The greatest prime factor of $$n$$

Quantity B

The greatest prime factor of $$2n+1$$


$$n=(2^a)(3^a)$$, where $$a$$ is a positive integer.

Quantity A

The number of different positive factors of $$n$$

Quantity B

$$a^2$$


A manager oversees 7 employees, including 1 new employee, assigning one or more of them to work on various tasks. The manager will assign 2 employees to work together on a certain task. Of all 21 possible pairs of employees that the manager can choose from the 7 employees to work on the task, the number of pairs that will not include the new employee is how many greater than the number of pairs that will include the new employee?
The remainder is 1 when the integer $$n$$ is divided by 5.

Quantity A

The remainder when the integer $$2n$$ is divided by 5

Quantity B

3


A group consisting of 4 adults and 3 children wil occupy 7 adjacent seats in one row of a theater, one person per seat. How many different arrangements of the 7 people are possible such that no two adults and no two children sit next to each

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