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In the northeastern United States, beaver populations had been critically reduced or even _____ in large areas at the end of nineteenth century; as a result, several states instituted prohibitions on beaver trapping.
Evidence has been accumulating since the 1930s that reducing an animals energy intake below its energy expenditure extends the life span and delays the (i)_____ of age-related diseases in rats, dogs, fish, and monkeys. Such results have inspired thousands of people to (ii)_____ in the hope of living longer, healthier lives. They have also led to a search for drugs that (iii)_____ the effects of calorie restriction without the pain of actually going on a diet.
Research note that wolves` otherwise strongly hierarchical society is marked by occasional displays of populist (i)_____: if a pack leader proves a too-snappish tyrant, subordinate wolves will (ii)_____ the top cur.
Many of us remember a time when discovery and the thrill of learning were forces in our lives and were (i)_____. Frequently that time happened in a great classroom somewhere, in the hands of the one (ii)_____ teacher we can each remember.
For wily political press officers, the art of spin is not quite supplanting truth with lies, but instead it aspires to replace awkward complexity with catchy ______; successful spin creates the impression of unavoidable common sense.
The fall of the monarchical order produced a score of fragile successor states in Europe that _____ ethnic discontent and revanchism. This (ii)_____, when fused with those states` inherent feebleness, make for power voids and political (iii)_____.
Greg's weekly salary is $187, which is 15 percent less than Karla's weekly salary.If Karla's weekly salary increases by 10 percent,by what percent must Greg's weekly salary increase in order to equal Karla's new weekly salary?

Give your answer to the nearest tenth of a percent.

_____%
In the xy-plane, the point (t, t-1) lies on the line with equation y = $$ - \frac{1}{2}$$ x +$$\frac{1}{3}$$. What is the value of t?

Give your answer as a fraction.
A rectangular solid P has height 2c and a base of width a and length b. Two other rectangular solids, Q and R, each have height c and bases of width a and length b. Which of the following represents the amount by which the sum of the surface areas of Q and R exceeds the surface areas of P?
n is a positive integer.

Quantity A

The remainder when $$3^{4n}$$ is divided by 10

Quantity B

1






The figure shows the design of a mosaic tile in which the four sides of the square are the diameters of four intersecting semicircles. Small blue stones are to be placed in the shaded regions and will cover 95 percent of the area of these regions. If each side of the square has length 2 feet, approximately how many square feet of the tile will be covered by the blue stones?
On a certain map, 1 centimeter represents 5 kilometers. On the map, region X has an area of 6.4 square centimeters.

Quantity A

The actual area of region X

Quantity B

150 square kilometers


If n is an integer,and $$5^{n}$$+$$5^{-n}$$=$$\frac{626}{25}$$,how many values of n satisfy the equation?
Each person in a group of nine people was asked how many movies the person saw last month. The numbers of movies seen last month by five people in the group are 1, 1, 0, 2 and 2, respectively. If the median of the numbers of movies seen last month by the other four people in the group is 3, what is greatest possible value of the median of the numbers of movies seen last month by all the people in the group?
In a sample of n people, 80 percent of the people filled out a questionnaire. If 65 percent of those who filled out the questionnaire are college graduates, what is the greatest possible percent of college graduates in the sample of n people?
The degree measure of each angle of a regular polygon with n sides is between 100 and 130. Which of the following could be the value of n?

Indicate all such integers.
If the sum of the degree measures of the interior angles of regular polygon P is 360 degrees more than that of regular polygon Q, then P has how many more sides than Q?

In the figure above, Circle O is tangent to three sides of the rectangle ABCD. BD=l, CD=n, and area of rectangle ABCD is four times of the area of Circle O.

Quantity A

$$\frac{l}{n}$$

Quantity B

$$\frac{π}{2}$$


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