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Quantity A

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

Quantity B

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




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


The prizes for a certain contest are in 5 sealed envelopes: 2 containing cash and the other 3 containing gift certificates. If 2 envelopes are to be randomly selected from the 5 envelopes, one at a time without replacement, what is the probability that at least one of the envelopes selected will contain a cash prize?
According to the passage, the traditional Chinese woodcut and the modern Western woodcut differed in which of the following ways?
Which of the following numbers CANNOT be the value of $$\frac{a}{|a|}+\frac{b}{|b|}+\frac{c}{|c|}$$, where $$a$$, $$b$$, and $$c$$ are nonzero numbers?
$$n$$ is the number of $$8$$-digit positive integers consisting only of the digits $$1$$ and $$2$$, where the digit $$1$$ appears three times and the digit $$2$$ appears five times.

$$r$$ is the number of combinations of $$8$$ different letters taken $$3$$ at a time.

Quantity A

$$n$$

Quantity B

$$r$$


Machines $$G$$ and $$H$$ produce identical paper clips at their respective constant rates. When machine $$G$$ works alone, it takes 5 hours to produce a certain quota of paper clips. When machines $$G$$ and $$H$$ work simultaneously to produce the quota, it takes them one-third of the time that it takes for machine $$H$$, working alone, to produce the quota. When machine $$H$$ works alone, how many hours does it take to produce the quota?
A scientist conducted an experiment and collected three measurements. Each measurement was an integer. The range of the three measurements was 2 and the least value was 1. Which of the following values could be the average (arithmetic mean) of the measurements collected for the experiment?

Indicate all such values.
If the surface area of a cube is 96, what is its volume?


Three machines, A, B, and C, will work on three different kinds of tasks, respectively, over an 8-hour period. Each machine will work continuously for a constant time per task, as shown in the table, without stopping between consecutive tasks. If the three machines start working on their tasks simultaneously at the beginning of the 8-hour period, how many times during the 8-hour period will all three machines complete a task simultaneously?
The price of $$s$$ scarves is $$d$$ dollars. At this rate, what is the price of $$s+2,600$$ scarves, in dollars?


Points A,B,C, D, and E are on the circle with center O, and $$AE=BC=CD$$. The area of triangular region BCD is $$x$$, and the area of triangular region AOE is $$y$$.

Quantity A

$$\frac{x}{y}$$

Quantity B

$$2$$




The table above shows the values of one share of stock for companies $$A B$$, and c at the close of the stock market yesterday, where $$x$$ is in dollars and $$x > 2$$. Which of the following statements individually provide(s) sufficient additional information to determine the value of $$x$$? Indicate all such statements.
The number of feet in the perimeter of a rectangular game board is equal to the number of square feet in the area of the game board.

Quantity A

The width of the game board

Quantity B

2 feet


If the responses summarized in the table represent an 80 percent return from the total number of departments receiving the survey questionnaire, how many departments received the survey questionnaire?
What is the greatest possible number of responding departments that could be using both exploratory and symbolic manipulation software packages?
For a certain television show, $$\frac{1}{4}$$ of each $$\frac{1}{2}$$ hour episode is taken up by commercials. What is the total number of hours in a 24-episode season of the show that are not taken up by commercials?
An employee at a parcel delivery company weighs four boxes labeled $$A, B, C$$, and $$D$$. Box $$A$$ weighs $$\frac{1}{4}$$ kilogram and boxes $$B$$ and C each weigh $$\frac{5}{4}$$ kilograms. The ratio of the weight of box $$A$$ to the weight of box $$B$$ is the same as the ratio of the weight of box $$C$$ to the weight of box $$D$$. What is the weight of box $$D$$, in kilograms? Give your answer as a fraction. _________kilograms
What is the greatest possible value of $$ ||x|-3|$$ for$$ -2 \leq x \leq 3$$?
If $$(x-2)(x-5)=0$$, which of the following must be true?

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