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题目内容
A rectangular garden has a diagonal that is 26 feet long. If one side of the garden is between 8 feet and 12 feet long, which of the following values could be the area, in square feet, of the garden?

Indicate all such values.


If $$\frac{1}{2}$$ of the revenue from the sale of jazz recordings was from the sale of vocal jazz recordings, then revenue from vocal jazz recordings was approximately what fraction of revenue from all vocal recordings?


The graphs shown are drawn to scale. Which of the following is closest to the degree measure of the central angle of the sector that represents the category labeled "Other"?


If in 1995 revenue from the sale of classical music recordings was $$\frac{1}{2}$$ of its 1994 value while revenue from the sale of all other recordings shown was the same as in 1994, approximately what percent of the total 1995 revenue was from the sale of classical music recordings?
The graph of line k in the xy-plane has an x-intercept of -5 and a slope of $$-\frac{3}{2}$$. If k passes through the point (2, c), what is the value of c?
In an appliance store, the ratio of the number of radios in stock to the number of television sets in stock is 0.4. Exactly 10 radios and $$x$$ television sets are added to the appliances in stock, and the ratio of radios to television sets in stock remains at 0.4.

Quantity A

$$x$$

Quantity B

30
y is a positive even integer.

Quantity A

x+y

Quantity B

x+1
For all x, $$x^{2}+4x-12 = (x-r)(x+s)$$, where r > 0 and s > 0.

Quantity A

r

Quantity B

s
x and y are integers and 0 < x < y.

Quantity A

$$x^{y}$$

Quantity B

$$y^{x}$$


$$O$$ is the center of the circle, and $$OA=BC$$.

Quantity A

The measure of angle $$ABC$$

Quantity B

$$60°$$
List L: 84, 73, 87, 88, 75, 90

The standard deviation of the numbers in list L is s. List M consists of 6 different numbers, each of which is obtained by adding 9 to one of the numbers in list L. The standard deviation of the numbers in list M is t.

Quantity A

s+3

Quantity B

t
Two sides of a right triangle have lengths of 5 and 10, respectively.

Quantity A

The length of the third side of the triangle

Quantity B

11
$$\frac{(2+\frac{1}{2})^{4}-2^{4}}{(2+\frac{1}{2})^{2}+2^{2}}$$=
A ball is dropped onto a concrete floor from a height of 50 feet, after which it bounces n times. After each bounce, the ball rebounds to $$\frac{1}{3}$$ of the height from which it has just fallen. To what height does the ball rebound after the nth bounce?
If $$2x -3 = 5y+ 2,$$ then $$x- \frac{5}{2}y$$=
In the freshman class at College X, there are 400 students taking a certain French course and 500 students taking a certain English course. If 200 students in the freshman class are taking both the French course and the English course, how many students in the freshman class are taking the French course or the English course or both?
Sonia went on a 360-mile trip in her car. She drove the first 200 miles in 4 hours, stopped 45 minutes for lunch, and then drove the rest of the way at an average speed of 58 miles per hour. If the total time for the trip includes the lunch stop, what was the total time for the trip?

Give your answer to the nearest tenth of an hour.

_____hours


For how many of the categories shown was the dollar amount of the expenditures in 1995 less than $1 billion?


Approximately what was the ratio of the dollar amount of the expenditures for prescriptions in 1995 to the dollar amount of the expenditures for prescriptions in 1970?


From 1970 to 1995, the dollar amount of expenditures for nursing home care increased by approximately what percent?

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