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The volume of a rectangular solid is 60, and the area of one of its faces is 11.

Quantity A

The surface area of the solid

Quantity B

100


An apple falls straight to the ground from a tree branch 8 meters above the ground. The apple`s height above the ground, $$t$$ seconds after it starts falling, is $$H$$ meters, where $$H=8-4.9t^{2}$$ and $$t$$ ≥ 0. How many seconds after the apple starts falling does it hit the ground?

Give your answer to the nearest 0.1 second.

_____seconds
The operation is defined by x✸y=$$\frac{x^{2}}{y}$$+$$\frac{x}{y}$$ for all numbers $$x$$ and $$y$$, where $$y \neq 0$$. What is the value of $$(9✸ (-9))+((-9) ✸9)$$?

Quantity A

The distance between point (5, 5) and (0, 0)

Quantity B

The distance between point (4, 6) and (0, 0)


In the rectangular coordinate system, the point (2, 1) is on a circle whose center is (-2, -1). What is the circumference of the circle?
If the degree measures of the three angles of a triangle are consecutive even integers, what is the measure of the smallest angle of the triangle?
In the xy-plane, line segment RS is a side of a square. The coordinates of R are (2, 10) and the coordinates of the midpoint of RS are (7, 12). Which of the following CANNOT be the coordinates of a vertex of the square?


As shown in the figure, the centers of the two circles are respectively on the circumference of each other, and the radius is 3. What is the perimeter of this figure?
In a competition, a certain contestant scored either 2 points or 4 points in each round of the competition. This contestant`s average (arithmetic mean) score for the entire competition was 3.8 points per round.

Quantity A

9 times the number of rounds in which the contestant scored for 2 points

Quantity B

The number of rounds in which the contestant scored for 4 points


Mr. Thomas gave a chemistry test to 25 students and assigned each student a score. Of the 25 students, 12 students received scores that were greater than 80.

Which of the following statements individually provide(s) sufficient additional information to determine the median of the 25 scores?

Indicate all such statements.
For a group of 9 steel beams stored together, the average (arithmetic mean) length of the beams is 7.2 meters and the median length is 8.4 meters. Two additional steel beams-one that is longer than all 9 beams and one that is shorter than all 9 beams-will be stored with the 9 beams. For the combined group of 11 steel beams, the average length is $$m$$ meters and the median length is $$d$$ meters. Which of the following statements must be true?

Indicate all such statements.


According to the table, the percent of households in 1980 with neither a microwave oven nor a central air conditioner must be in which of the following inclusive intervals?

Quantity A

The number of ordered triples ($$x_1$$, $$x_2$$, $$x_3$$), where $$x_1$$, $$x_2$$ and $$x_3$$ are non-negative integers such that $$x_1$$+$$x_2$$+$$x_3=9$$

Quantity B

$$55$$


Some norms governing authors' dedications of their works are (i)___________ to the norms governing ordinary speech (it may be wrong to lie, and thus wrong to lie in dedication), but other norms (ii)__________ dedications. For example, one ought not dedicate to a worthy recipient an object that one feels is devoid of value.
Many elected officials have (i)__________ into believing that the new reforms represent a solution rather than (ii)__________ of the problem. Unfortunately, such self-deception is not uncommon among politicians.
The adipose tissue in which our bodies store fat from the food we eat has traditionally been thought of as __________, but in reality this tissue constitutes a dynamic organ, not a mere repository.
Whereas in the early nineteenth century phrenologists had seen every part of the brain surface as the seat of a specific intellectual or moral faculty, the 1830s and 1840s saw a (i)___________ of this belief, to such an extent that the brain came to be seen as (ii)__________.
If it is wrong to justify human selfishness on the basis of the alleged selfishness of nature, then it is equally mistaken to espouse ____________ merely because some animals happily assist each other.
Angela Merkel was genuinely new figure in politics, someone who could potentially bridge the two halves of Germany, which had drifted apart in recent years. And yet the (i)_____ circumstances of her victory (ii)_______ the reservations Germans had about her. She was chosen not with a rousing popular mandate but after protracted backroom negotiations.
Monarch butterflies sequester toxins in their skin to discourage predators, but black-backed orioles (Icterus abeillei) ___________ the defense: they consume only the soft insides of the butterfly.

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