Criminologist: Some legislators advocate mandating a sentence of life in prison for anyone who, having twice served sentences for serious crimes, is subsequently convicted of a third serious crime. These legislators argue that such a policy would reduce crime dramatically, since it would t...
In Patton City, days are categorized as having heavy rainfall (more than two inches), moderate rainfall (more than one inch, but no more than two inches), light rainfall (at least a trace, but no more than one inch), or no rainfall. In 1990, there were fewer days with light rainfall than ...
Researchers took a group of teenagers who had never smoked and for one year tracked whether they took up smoking and how their mental health changed. Those who began smoking within a month of the study’s start were four times as likely to be depressed at the study’s end than those who ...
Rabbits were introduced to Numa Island in the nineteenth century. Overgrazing by the enormous population of rabbits now menaces the island’s agriculture. The government proposes to reduce the population by using a virus that has caused devastating epidemics in rabbit populations elsewh...
In January of last year the Moviemania chain of movie theaters started propping its popcorn in canola oil, instead of the less healthful coconut oil that it had been using until then. Now Moviemania is planning to switch back, saying that the change has hurt popcorn sales. That claim is fa...
Until Berta and Emst Scharrer established the concept of neurosecretion in 1928, scientists believed that either cells secreted hormones, which made them endocrine cells and thus part of the endocrine system, or conducted electrical impulses, in which case they were nerve cells and thus pa...
Judge Lois Forer's study asks why do some litigants have a preferred status over others in the use of a public resource, the courts, which in theory are available to all but in fact are unequally distributed among rich and poor.
P, Q, and R are located in a flat region of a certain state. Q is x miles due east o...
What is the greatest possible area of a triangular region with one vertex at the center of a circle&...
If M=√4+3√4+4√4 then the value of M is
If x is an even integer, which of the following must be an odd integer?
If x ≠0, then √x2x
If k and t are integers and k2−t2 is an odd integer, which of the following must be an even integer?I. k+t+2II . k2+2kt+t2 III. k2+t2
If x and y are positive, which of the following must be greater than 1√x+y ?I √x+y2x &nbs...
Which of the following is closest to √82−42
If y=4+(x−3)2 , then y is least when x =
If (73/4)n=7 , what is the value of n ?
If x < 0, then √(−x)2 is
The value of (−89)1/3 is
If the operation @ is defined for all positive integers x and w by x @ w = 2x/2w , the...
If a = 1 and (a−b)c =1 , which of the following is NOT a possible value of b ?
Of the following integers, which is the closest approximation to (√3+√7)2
Which of the following is closest to the value of999100+1999
In the rectangular coordinate system above, the area of triangular region PQR is
For which of the following functions is f(a + b) = f(a) + f(b) for all positive numbers a and&n...
Which of the following inequalities has a solution set that, when graphed on the number line, is a s...