展开全部

题目列表

题目内容
x > y > $$\sqrt{2}$$

Quantity A

xy

Quantity B

x + y


Quantity A

$$2^{-2002}$$ + $$2^{-2003}$$

Quantity B

$$2^{-2004}$$


$$y > 1,001$$

Quantity A

$$\sqrt[3]{y}$$

Quantity B

$$\frac{y}{100}$$




Among 11 numbers, the sum of the six smallest numbers is 35, while the sum of the six greatest numbers is 135. If the sum of all the 11 numbers is 127, then the median of these 11 numbers is?
In a poll of 1,200 men and women, more than half of those polled were men. Of those polled, 30 percent of the women favored a plan to increase government spending on public schools and 10 percent of the men favored the plan. Of the 1,200 men and women polled, the number who favored the plan was
In the xy-plane above, both the $$x$$-intercept and the $$y$$-intercept of lines l and m are integers.



The coordinates $$(x, y)$$ of each point in the shaded region satisfy which two of the following inequalities?

Indicate BOTH of the inequalities.
In a certain scale drawing of a rectangular garden, 1 inch represents 3 feet. The scale drawing of the garden has an area of 6 square inches.

Quantity A

The total area of the garden

Quantity B

50 square feet




The figure represents a 5-foot-wide circular walkway that is bounded by two concentric circles. The outer boundary of the walkway is approximately how many feet longer than the inner boundary of the walkway?
A stone was dropped into a still pond and produced concentric circular ripples on the surface of the water. The radius of the outermost ripple increased at a constant rate of x feet per second. If the area of the circular region enclosed by the outermost ripple was 400π square feet 10 seconds after the stone hit the water, what is the value of x?


If 20 red cubes and 7 white cubes, all of equal size, are fitted together to form one large cube, as shown above, what is the greatest fraction of the surface area of the large cube that could be red?
If a and b are integers satisfying the equation $$a^{2}$$+$$b^{2}$$=145, which of the following could be the value of a+b?

Indicate all such values.
$$x^{2}$$+$$y^{2}$$=52. Both $$x$$ and $$y$$ are integers and $$x \gt y$$.

Quantity A

$$x$$

Quantity B

$$4$$


What is the remainder when $$3^{27}$$ is divided by 5?
What's the remainder when $$9^{78}$$ is divided by 5?
A caterer has 20 liters of fruit punch that is 12 percent grape juice, by volume. How many liters of fruit punch that is 20 percent grape juice, by volume, must be added to the original 20 liters of fruit punch in order to create fruit punch that is 15 percent grape juice, by volume?

_____liters
a > 0, x≠0

Quantity A

a$$x^{4}$$

Quantity B

$$(ax)^{4}$$


In the xy-plane, line k passes through points (-2, 6) and (4, 3). What is the y-intercept of line k?
40 < r < s < t < 60
r, s and t are even integers. What is the range of all the possible values of r+s+t?

Quantity A

The standard deviation of numbers 12, 13, 16, 19, 20

Quantity B

The standard deviation of numbers 12, 15, 16, 17, 20


At 12:55 in the afternoon,there are 250 people in a certain stadium for a game scheduled to begin at 2:15 in the afternoon.If the number of people in the stadium will double every 20 minutes until the game is scheduled to start, how many people will be in the stadium at the time the game is scheduled to start?

共收录:

25000 +道题目

199本备考书籍

最新提问