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In the xy-plane, line k has a positive slope and intersects the line y=4-x at a point with x-coordinate 3. Which of the following values could be the y-intercept of k?

Indicate all such values.
Energy usage for ventilation is included in the "other" category. Annual commercial energy usage for ventilation is 27 percent of annual commercial energy usage in the "other" category. Approximately what percent of all annual commercial energy usage is for ventilation?
If the total amount residential energy usage for water heating and refrigeration combined is r energy units, then the total annual residential energy usage for the remaining six categories combined is how many energy units?
Based on the information give, which of the following statements must be true?

Indicate all such statements.
In a poll of 200 people who answered either yes or no to each of two questions, 170 people answered yes to the first question and 10 people answered yes to the second question. Which of the following could be the number of people polled who answered no to both questions?

Indicate all such numbers.
At a certain high school, 90 percent of seniors who take physics also take calculus and 60 percent of seniors who take calculus also take physics. If 30 percent of seniors at the school take physics, what percent of seniors take calculus?

_____%


The graphs above show the distribution of men, women, and children who visited a certain zoo in 2008 and 2009. Which of the following statements must be true?

Indicate all such statements.


The graph above shows the distribution of tickets sold at a local movie theater last Saturday, by type of ticket.

Which of the following statements individually provide(s) sufficient additional information to determine the total number of tickets sold at the theater last Saturday?

Indicate all such statements.


Of the employees in the 2001 workforce who were hired in 1997, 40 percent were hired to fill positions in a new subdivision of Company I. Approximately how many of the employees in the 2001 workforce were hired in 1997 to fill positions in the new subdivision?


If the ratio of the number of employees in the 2001 workforce who were hired in 1996 to the total number of employees hired in 1996 was 2 to 3, approximately what was the total number of employees hired in 1996?


In the 2001 workforce, the average (arithmetic mean) salary of the employees hired prior to 1999 was $39,900, and the average salary of the employees hired in 1999 and 2000 was $30,100. Which of the following is closest to the average salary of all employees in the 2001 workforce?
The average (arithmetic mean) monthly sales at a certain company for the past $$k$$ months was $$m$$ dollars. Which of the following expressions represents the sales, in dollars, for the current month if the average monthly sales for the $$k+1$$ months will be 10 percent greater than the average monthly sales for the $$k$$ months?
Let n be an integer greater than 3. If the remainder is 1 when n is divided by 3, then $$n^{2} + n - 2$$ must be a multiple of what two-digit integer?



A homeowner wants to pour concrete for a new patio and walkway according to the layout shown above. If the concrete is to be $$\frac{1}{3}$$ foot thick, how many cubic feet of concrete will be needed to form the patio and walkway?
The graph shows the numbers of all immigrants admitted to the United States in year Y who intended to reside in nine selected areas.



One immigrant is to be randomly chosen from the immigrants admitted to the United States in year Y who intended to reside in one of three areas: Chicago, Los Angeles, and New York. Approximately what is the probability that the immigrant chosen will be one who intended to reside in Chicago?
The graph shows the numbers of all immigrants admitted to the United States in year Y who intended to reside in nine selected areas.



Based on the information given, which of the following statements about the numbers of immigrants who intended to reside in the 9 areas shown are true?

Indicate all such statements.
$$1,575$$ = ($$3^{2}$$) ($$5^{2}$$) ($$7$$)

How many positive factors does the integer $$1,575$$ have, including the factors $$1$$ and $$1,575$$?
Two seating arrangements of people around a circular table are called the same if, for each seated person, the same person is seated to that person`s immediate right in both arrangements.

Quantity A

The number of different seating arrangements of 4 people around a circular table

Quantity B

8


If both the sum and the product of the four positive integers a, b, c and d are even, while the product of a, b, c and d is multiple of 8, but not multiple of 16, then what is the number of these integers that could be even?


For how many of the 12 months shown did the long-term average water level decrease during the month by at least 20 billion gallons?

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