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The unit price for tablecloths at a certain store is $0.015 per square inch. At this rate, what is the total price at the store for a tablecloth with an area of 20 square feet? (1 foot=12 inches)

$_____


A town library held a reading drive, in which 20 elementary school students were asked to record the number of books they read over the summer. Only whole numbers of books were recorded. The table above shows the results of the reading drive. The average (arithmetic mean) number of books read by the students was 2 books per student.

Which of the following statements individually provide(s) sufficient additional information to conclude that only one student read only 5 books?

Indicate all such statements.

Quantity A

The number of different 2-member subsets of a set of 5 members

Quantity B

The number of different 3-member subsets of a set of 5 members




How many of the airlines shown had more than 500,000 passengers in June 2006?


For Airline D in June 2007, if the average number of passengers per flight was the same for flights that were not on time as it was for all flights, approximately how many passengers were on a flight that was not on time?


Approximately how many passengers did Airline E carry in June 2006?
A certain sign is in the shape of a regular octagon where the distance between any two opposite sides is 79 centimeters. Approximately what is the perimeter, in centimeters, of the sign?
Which of the following lists of numbers has the greatest standard deviation?
The cast of a certain play has 2 male characters and 2 female characters. The director of the play will select the 2 male characters from 6 male actors and the 2 female characters from 8 female actors. How many different sets of 4 actors, consisting of 2 male actors and 2 female actors, are there that can be selected by the director?
How many different five-digit positive integers can be formed in which each of the digits 1, 2, 3, 6, and 7 is used exactly once?
In a group of 10 people, exactly 4 are vegetarians. A committee of 3 will be formed by randomly selecting 3 people from the group. How many of the possible 3-member committees would include exactly 2 vegetarian members?
Three 16-ounce bottles, M, R,and S, are filled with three different beverages. The amount of sugar contained in bottle M is $$\frac{1}{4}$$ of the amount of sugar contained in bottle R and is $$\frac{2}{5}$$ of the amount of sugar contained in bottle S. The amount of sugar contained in bottles R and S combined is what fraction of the amount of sugar contained in bottle R?


The tick marks shown on the number line are equally spaced. What is the coordinate of the tick mark shown that has the least coordinate that is greater than 0.3?


In the figure shown, triangle ABC is equilateral, and arc AEC is a circular arc with center B.

Quantity A

The length of line segment AC

Quantity B

The length of line segment BE


Five boxes each contain at least 1 ball. The mode of the numbers of balls in each of the boxes is 3. Which of the following statements must be true?

Indicate all such statements.
The average (arithmetic mean) of the six numbers $$y_1, y_2, y_3, y_4, y_5$$, and $$y_6$$ is $$k$$. The average of the six numbers $$y_1+k, y_2+k, y_3+k, y_4+k, y_5+k$$, and $$y_6+k$$ is $$m$$.

Quantity A

$$k$$

Quantity B

$$m$$


(六选二) Some social insects, such as bees and ants, are celebrated for their industriousness and engineering feat, but popular culture has not generally _____ termites for theirs-even though they can build mounds twenty feet high.
(六选二) Well organized and researched and including all significant discoveries and medical scientists, this history of Western medicine has justly been called ______________.
(六选二) As the biography makes plain, the scientist led ____________ sort of life, rarely remaining in one place for long.
The probability is 0.70 that event E occurs, 0.40 that event F occurs, and 0.30 that both events occur.

Quantity A

The probability that neither event E nor event F occur

Quantity B

0.20


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