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If $$1 \lt r \lt s \lt t$$, which of the following is closest in value to the product $$rst$$?
What is the value of $$\frac{51!-50!}{50!-49!}$$?

Give your answer as a fraction.
$$x^{2}$$=4 and $$y^{2}$$=1

Quantity A

$$(x-y)^{2}$$

Quantity B

3


Quantity A

(4x)(3(-2x+1))

Quantity B

(4)(3x)(1-2x)


The retail price of each item in a certain store consists of the cost of the item, a profit that is 10 percent of the cost, and an overhead that is 30 percent of the cost. If an item in the store has a retail price of $21, what is the cost of the item?
The average (arithmetic mean) of the values of the homes in Town A is $100,000. The average of the values of the homes in Town B is $150,000. The number of homes in Town A is between 2 times and 3 times the number of homes in Town B. Which of the following values could be the average of the values of the homes in Town A and Town B combined?

Indicate all such values.
What is the product of the two solutions of the equation $$3x^{2}+17x+10=0$$?
0 < x < 1

Quantity A

$$x^{-2}$$

Quantity B

$$x^{2}$$


Quantity A

$$2^{(3^{3})}$$

Quantity B

$$(2^{3})^{(2^{3})}$$


It cost a certain business a total of S4,050.00 to make and sell 4.500 widgets. If the business sold each of the 4,500 widgets for S2.40, what was the business's profit per widget? (Profit is equal to the selling price minus the cost.)
According to the passage, the data on ceramic artifacts
The recreation director at a local youth club surveyed the members to determine interest in two activities-a hiking trip and a softball game. Of the members surveyed, 60 percent were interested in the hiking trip and 75 percent were interested in the softball game. Of those who were interested in the softball game, $$\frac{2}{3}$$ were also interested in the hiking trip. What percent of the members surveyed were not interested in either of the two activities?


In polygon PRSTW, side RS is parallel to side PW.

Quantity A

x+y+z

Quantity B

360


In 1970 approximately what percent of United States residents were older than 5 but younger than 65 years old?
Of the following which best describes how the number of United States residents that were in the age-group"5 years and younger"changed from 1900 to 1940?
Pat has five matched pairs of socks and no two of the pairs are the same color. If Pat selects two socks simultaneously and at random, what is the probability that the two socks selected will be a matched pair?
According to the passage, which of the following statements about the sculptures produced by nineteenth-century women sculptors is true?
n > 1

Quantity A

The product of ($$\sqrt{n+1}-\sqrt{n-1}$$) and ($$\sqrt{n+1}+\sqrt{n-1}$$)

Quantity B

2






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