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Many introduced invasive plants ________________ the reduction in competition following natural disturbances, but there are some, such as garlic mustard and herb Robert,that even invade and affect areas that are undisturbed.
The passage suggests that which of the following was true of "recreation advocates" in the 1960s?
According to the passage, new long-distance hikers in the 1970s differed from earlier wilderness adventurers in that they

Quantity A

x

Quantity B

y


In context, the highlighted sentence serves primarily to
Confounding the perception of needlework as _____________ the Oxburgh embroideries,executed by a sixteenth-century Scottish queen and her attendant,incorporate text and imagery from books byr astinguished scholars of the time.
In agricultural ecosystems such as sunflower and cranberry plantations,most insect herbivores do not attain outbreak densities, suggesting that they are ______________ natural enemies.
From a set of 15 questions, a student must select exactly 12 questions to answer. How many different selections of 12 questions are possible if the order in which the questions are selected does not matter?
How many different 3-digit numbers can be formed using the digits 1, 2, 3, 4, and 5 if all the digits in each number must be different?
If an integer is chosen at random from the integers between 3,000 and 3,799,inclusive,what is the probability that the chosen integer will be between 3,020 and 3,039, inclusive?
$$k > 0$$

Quantity A

The volume of a hemisphere (half of a sphere) that has radius $$k$$

Quantity B

The volume of a right circular cylinder that has height $$k$$ and whose base has radius $$k$$


An applicant for a certain job will take a skills test. An applicant who scores 80 percent

Quantity A

The probability that an applicant who scores less than 80 percent on the test will be hired

Quantity B

0.35


List A consists of 25 positive integers $$a_1$$, $$a_2$$, $$a_3$$,...,$$a_{25}$$ that are ordered from least to greatest. The median and the mode of the integers in A are both equal to 10. List B consists of 25 positive integers $$b_1$$, $$b_2$$, $$b_3$$,...,$$b_{25}$$ that are ordered from least to greatest. The median and the mode of the integers in B are both equal to 15. List C consists of the 25 sums $$a_i$$ +$$b_i$$, for all integers $$i$$ such that 1 ≤ $$i$$ ≤ 25. The mode of the integers in C is $$m$$.

Quantity A

The median of the integers in C

Quantity B

$$m$$


p is a positive prime number and a divisor of 40.

Quantity A

p

Quantity B

4


$$y$$ equals $$x$$ percent of $$x$$, where $$0 < x < 100$$.

Quantity A

$$x$$ percent of $$x$$

Quantity B

$$y$$ percent of $$y$$


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