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W X Y Z is a square and XV > VZ.

Quantity A

k

Quantity B

45




Quantity A

$$\frac{r}{t}$$

Quantity B

$$\frac{s}{q}$$


x, y, and z are negative numbers.

Quantity A

x+y+z

Quantity B

$$\frac{1}{x+y+z}$$


At the end of each year, a certain company reports the percent change in that year's annual sales as compared to the previous year's. For two consecutive years, the company reported a 3 percent increase and a 6 percent increase, respectively, in annual sales. What was the percent increase in annual sales over the two-year period?
1 foot=12 inches

1 yard=3 feet

1 mile=5,280 feet

Approximately how many cubic yards of asphalt are needed to cover a level road that is $$\frac{1}{2}$$ mile long and 24 feet wide with a layer of asphalt that is 4 inches thick?
If $$\frac{3}{\frac{2}{x}+1}$$=z, which of the following is equal to $$\frac{z}{x}$$?
Which of the following is equal to $$\frac{1}{5}(30^{7})$$?
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.
Experiments with animal behavior have sometimes been handicapped by scientists' ____________ approach: the animals are tested in ways that work fine with humans but not so well with other species.
Modern monetary systems are built on nothing more than governments' support of and people's faith in them; money is, in other words, a complete ____________.
Many of the major developments in fundamental physics of the past century arose from (i)____________ existing ideas. For example, the (ii)____________ Maxwell's equations and Galilean invariance led Einstein to propose the special theory of relativity. Similarly, the failure to reconcile special relativity with Newtonian gravity led him to develop the general theory of relativity.
The (i)____________ of Polish immigration to Brazil are easy to (ii)____________, since at the time of the first Polish arrivals, in the nineteenth century, Poland was partitioned, which resulted in many ethnic Poles carrying German, Russian, or Prussian passports.
The author argued that a relentless focus on political scandal was making it hard for even the least ____________ politicians to maintain their faith in the nobility of public service.
In her new book, Alexander relates some amazing biological facts about the elephant-an elephant's heart can weigh 28.5 pounds, for example - but what really makes these behemoths remarkable is their continued survival despite more than a century of human ____________.

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