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Which of the following does the author suggest as an incentive to the development of more efficient irrigation?
Which of the following does the author present as generally the most cost-effective way of meeting demand for water for irrigation?
Which of the following can be inferred about the action mentioned in the highlighted portion of the passage?
Which of the following statements about the impact of European settlers on the heath hen is supported by the passage?
The sum of three different positive integers is 11.

Which two of the following statements together provide sufficient information to determine the three integers?

Indicate two such statements.
n is a positive integer.

Quantity A

$$\frac{1}{3^{n}}$$

Quantity B

$$3(\frac{1}{4^{n}})$$


What is the value of $$\frac{51!-50!}{50!-49!}$$?

Give your answer as a fraction.
$$x^{2}$$=4 and $$y^{2}$$=1

Quantity A

$$(x-y)^{2}$$

Quantity B

3


What`s the remainder when $$3^{82}$$ is divided by 5?
x-y > y

x-y < x

Quantity A

x

Quantity B

y


Line k: y=mx (m≠0)

Line l is perpendicular to line k and passes through point (1, m).

Which of the following could be the x-intercept of line l?

Indicate all such points.
A hexagon with sides of equal length and interior angles of equal measure is inscribed in a circle. If the perimeter of the hexagon is 12, what is the perimeter of an equilateral triangle inscribed in the same circle?
When called before Congress to testify about the revocation of his passport, Paul Robeson defiantly ____________ his inquisitors for violating his rights.

Quantity A

$$(x-0.7)^{2}$$

Quantity B

$$(0.7-x)^{2}$$




What is the maximum distance between one endpoint of line segment AB and one vertex of triangle CDE?

Quantity A

$$\frac{3^{50}}{4^{50}}$$

Quantity B

$$\frac{6^{25}}{8^{25}}$$


360 candies can be equally distributed to some bags, while 240 caremels can also be equally distributed to these bags. Which of the following could be the number of bags?

Indicate all such possible numbers.
n is a multiple of 15.

Quantity A

The remainder when n is divided by 6

Quantity B

2


A line passes through point (k, 3) and (m, -2) and is perpendicular to line 6x-2y+3=0.

Quantity A

k-m

Quantity B

-15


Line M passes through point (4, -4) and is perpendicular to another line with a slope of 2. What is the x-intercept of the line M?

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