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题目内容
-9, -6, 3, 9

In the sequence above, each term after the first two terms is the absolute value of the difference of the two terms preceding it.

Quantity A

The 26th term of the sequence

Quantity B

0
The dollar value of a certain carving in 1983 was 20 percent greater than its dollar value in 1978. The dollar value of the carving in 1988 was 70 percent greater than its dollar value in 1978.

Quantity A

The percent increase in the dollar value of the carving from 1983 to 1988

Quantity B

50%
The numbers of employees in three regional offices of a company are n, p, and q, respectively. Each employee from each office mailed a card to each employee in the other two offices. Which of the following represents the total number of cards mailed by the employees?
The purchase price of each used book at a certain mail-order bookstore is $$\frac{2}{15}$$ of the original list price of the book. For each used-book order of more than 5 books, the total purchase price of the order is reduced by $2.50 for each book in excess of 5 books. If the total purchase price of an order of 10 books is $23.10, what was the total of the original list prices of the 10 books?
x is an odd integer, and y is a multiple of x. Which of the following must be an even integer?
It cost a certain business a total of $4,050.00 to make and sell 4,500 widgets. If the business sold each of the 4,500 widgets for $2.40, what was the business's profit per widget? (Profit is equal to the selling price minus the cost.)
For how many of the months after March did both the median price of new homes sold and the number of new homes sold increase from the previous month?
The number of new homes sold in December was approximately what percent greater than the number sold in March?
Of the following, which is closest to the average (arithmetic mean) monthly change in the median price of new homes sold from March to December?
The average(arithmetic mean) of the r integers in a certain list is 23, and the average of the k integers in another list is 20. If r=4k, what is the average of the r+k integers in the two lists?
If xy ≠ 0, which of the following is equivalent to $$y^{-1}=3x^{-1}$$?
For two statistics classes, class A and class B, there are more students in class A than in class B. The heights of the students in both classes were measured.

Which of the following statements individually provide(s) sufficient additional information to conclude that the average(arithmetic mean)height of the students in class A is greater than the average height of the students in class B?

Indicate all such statements.
x, y, z, and t are numbers between 0.09 and 0.3.

Quantity A

x-y

Quantity B

z+t
List S consists of three different numbers. The average (arithmetic mean) of the numbers in list S is 6, and the median is 4.

Quantity A

The average of the least and greatest numbers in list S

Quantity B

6
P is a polygon with n sides. The sum of the measures of the interior angles of P is r degrees. The average (arithmetic mean) of the measures of the interior angles of P is x degrees.

Quantity A

$$\frac{r}{x}$$

Quantity B

n-2
n is a prime number and |n-50| < 4.

Quantity A

n

Quantity B

52
A circular region with positive diameter d has the same area as a square region with sides of length s.

Quantity A

d

Quantity B

s

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