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Observers of modern presidential campaigns who (i)_____ the highly (ii)_____ productions that pass for campaigns these days do sometimes find reason for hope in the occasional mix-ups that (iii)_____ candidates on the trail despite the presence of political strategist`s plotting every event with the tactical precision of military commanders.
Some climatologists dismiss as (i)_____ the debate among geophysicists over the role of carbon dioxide in global climate change across many millions of years. These climatologists say the evidence of a tie between carbon dioxide and planetary warming over the last few centuries is so (ii)_____ that any longer-term evidence against such a link must somehow be (iii)______.
Contrary to its reputation for intellectual _____, the 1950s was a decade exceptionally rich in works of trenchant and far-reaching social criticism.
The _____ of biographies of antebellum capitalists is particularly striking in contrast with the abundance of life stories of industrialists in later eras.
Our mass media are much more fascinated by bad ideas or the failure of good ones than by successes: we drown in bad news-tales of how things went wrong--but we have only the most_____ discussion on how they might go right.
A few decades ago the idea of animal morality would have been met with __________; however, recent research suggests that animals not only act altruistically but also have the capacity for empathy, forgiveness, trust, and reciprocity.
Though nations no longer (i)_____ nuclear physicists-the men and women who once delivered the destructive power of the atom bomb-physics still has the same power to (ii)_____ but in another way, by revealing the basic truths that underpin reality.
m and n are integers.

Quantity A

$$\sqrt{( 10^{2m} )}\sqrt{( 10^{2n} )}$$

Quantity B

$$10^{mn}$$


Which of the following is most nearly equal to $$\frac{2.5*10^{6}}{2.5*10^{6} - 3.5*10^{-6}}$$?
A regular hexagon is inscribed in a circle,the diameter of the circle is d. What is the perimeter of the hexagon?
The candies in a candy shop can be divided into unscented and scented, and they can also be divided into blue and green. There are 1000 unscented candies and 1000 blue candies. 25% of blue candies and 50% of green candies are scented. When the candies which are neither scented blue nor scented green are sold out, how many candies are there still in the shop?


The parabola in the xy-plane above is the graph of the equation $$y = ax^{2}$$ + bx+ c, where a, b, and c are constants. Which of the following statements must be true?

Indicate all such statements.
$$a^{2}$$+$$b^{2}$$=145. If both a and b are integers, what are the possible values of a+b?

Indicate all such values.
A certain desk calendar shows the number of the day of the year and the number of days remaining in the year. If the calendar shows 1/364 for Saturday, January 1, what does the calendar show for the Tuesday that is 20 weeks after the first Tuesday in January?
What's the remainder when $$9^{78}$$ is divided by 5?

If the area of △EDC is 12 and BE:EC=3:2, what is the area of trapezoid ADEB?
|1-|x-250||=1

What`s the number of all the possible values of x?

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