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For all values of $$a$$ and $$b$$, $$(a+b)^3 =a^3+3a^2b+3ab^2+b^3$$.

Quantity A

$$(c-d)^3+3(c-d)^2d+3(c-d)d^2+d^3$$

Quantity B

$$c^3$$


Quantity A

The number of different groups of 2 kittens that can be chosen from a litter of 8 kittens

Quantity B

The number of different groups of 6 puppies that can be chosen from a litter of 8 puppies


Another trend line is to be drawn for the actual minimum wages, passing through the data points for October 1990 and October 1999. If the new trend line is used to predict the minimum wage in October 2009, approximately what would be the predicted minimum wage, in dollars per hour?


For a population of 1,000,000 used computer batteries, the distribution of the durations that a fully charged battery will power a computer is approximately normal with mean 3.5 hours.The manufacturer of the batteries estimates that 20,000 of the batteries will have a power duration greater than 5.1 hours. Of the following,which is the best estimate of the standard deviation, in hours, of the distribution?
$$p$$ is a positive prime number and a divisor of $$40$$.

Quantity A

$$p$$

Quantity B

$$4$$


$$S$$ is the sum of 50 different numbers of the form $$1+\frac{1}{n}$$, where $$n$$ takes on positive integer values.

Quantity A

$$S$$

Quantity B

51


A lecture hall has 15 rows of seats. There are $$n-2$$ seats in the first row and $$n$$ seats in each of the other rows. If there are no other seats in the lecture hall and the total number of seats in the lecture hall is between 180 and 200, what is the total number of seats in the lecture hall?
A survey of voters who were either supporters of Candidate A or supporters of Candidate B showed that 64 percent of the supporters of Candidate A and 50 percent of the supporters of Candidate B were in favor of a progressive income tax.

Quantity A

The percent of the voters surveyed who were in favor of a progressive

Quantity B

57%


A certain type of code is a list of 4 identical asterisks and 2 identical dots in any order. For example, **•*•* is one such code.

Quantity A

The number of possible codes of this type

Quantity B

15


$$a_1, a_2, a_3,...............a_n,....................$$

The sequence shown is defined by $$a_{1}=10$$, $$a_{2}=100$$, and $$a_{n+1}=(a_{n})(a_{n-1})$$ for each positive integer $$n$$ greater than $$1$$. What is the least value of $$n$$ for which $$a_{n}$$ has at least 100 digits?
A certain flat plot of land is in the shape of a circle. The plot consists of a circular flower garden surrounded by a grassy lawn. The total area of the plot is 113.1 square feet, and the area of the grassy lawn is 74.6 square feet. Approximately what is the diameter, in feet, of the flower garden?
Which of the following generalizations most directly underlies the author's central point?
In 2009, the price of a certain stock increased by 25 percent from May 1 to June 1 and decreased by $$n$$ percent from June 1 to July 1. If the price of the stock on July 1 was greater than the price of the stock on May 1, which of the following could be the value of $$n$$?

Indicate all such values.

Quantity A

$$\frac{8^28^{-4}}{8^3}$$

Quantity B

$$\frac{1}{2^{15}}$$


In the xy-plane, the point (2, 5) is a vertex of a square that has sides of length 3. Which of the following points could be the vertex of the square that is diagonally opposite the vertex (2, 5)?

Indicate all such points.
Pam, Steve, and Adrian each had a party. The number of people at Pam's party was 6 more than the number of people at Steve's party. The number of people at Steve's party was 8 fewer than the number of people at Adrian's party. No one attended more than one of the three parties. If the total number of people at the three parties was 89, what was the number of people at Adrian's party?
In the $$xy$$-plane, line $$n$$ has $$x$$-intercept $$h$$ and $$y$$-intercept $$t$$, where $$h$$ and $$t$$ are positive numbers. Which of the following points must lie on line $$n$$?

Indicate all such points.
$$y$$ equals $$x$$ percent of $$x$$, where $$0 \lt x \lt 100$$.

Quantity A

$$x$$ percent of $$x$$

Quantity B

$$y$$ percent of $$y$$


Cylindrical can A contains five servings of soup when full. How many servings of the soup are contained in a full cylindrical can with 2 times the diameter and 3 times the height of can A?


Square GBDF is inscribed in the isosceles right triangle ACE.

Quantity A

The area of triangular region ABG

Quantity B

$$\frac{1}{4}$$ of the area of triangular region ACE


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