dominique11

If n is a positive integer and r is the remainder when (n – 1)(n + 1) is divided by 24, what is the value of r? (1) 2 is not a factor of n. (2) 3 is not a factor of n. A. Statement (1) ALONE is sufficient, but statement (2) alone is not sufficient. B. Statement (2) ALONE is sufficient, but statement (1) alone is not sufficient. C. BOTH statements TOGETHER are sufficient, but NEITHER statement ALONE is sufficient. D. EACH statement ALONE is sufficient. E. Statements (1) and (2) TOGETHER are NOT sufficient.

A box contains exactly 24 balls, of which 12 are red and 12 are blue. If two balls are to be picked from this box at random and without replacement, what is the probability that both balls will be red? A. 11/46 B.1/4 C. 5/12 D.17/40 E.19/40

A school administrator will assign each student in a group of n students to one of m classrooms. If 3 (1) It is possible to assign each of 3n students to one of m classrooms so that each classroom has the same number of students assigned to it. (2) It is possible to assign each of 13n students to one of m classrooms so that each classroom has the same number of students assigned to it. A. Statement (1) ALONE is sufficient, but statement (2) alone is not sufficient. B. Statement (2) ALONE is sufficient, but statement (1) alone is not sufficient. C. BOTH statements TOGETHER are sufficient, but NEITHER statement ALONE is sufficient. D. EACH statement ALONE is sufficient. E. Statements (1) and (2) TOGETHER are NOT sufficient.

The sense of delayed gratification, of working now for later pleasure, has helped shape the economic behavior of our society. However, that sense is no longer nurtured as consistently in our children as it once was. For example, it used to take a bit of patience to put together the toys that children got in cereal boxes; now the toys come from the boxes whole. Which of the following is an assumption of the passage above? A. The toys in cereal boxes have changed partly because the economic conditions of our society have improved. B. The influence of promotion gimmicks on the economic behavior of our society has increased over the years. C. The toys that used to come in cereal boxes were put together by the same children who played with them. D. Part of the pleasure of any toy lie in putting the toy together before playing with it. E. Today's children do not expect a single toy to provide pleasure for a long period of time.

The Achaemenid empire of Persia reached the Indus Valley in the fifth century B.C., bringing the Aramaic script with it, from which was derived both northern and southern India alphabets. A. the Aramaic script with it, from which was derived both northern and B. the Aramaic script with it, and from which deriving both the northern and the C. with it the Aramaic script, from which derive both the northern and the D. with it the Aramaic script, from which derives both northern and E. with it the Aramaic script, and deriving from it both the northern and

IN E why a specially is wrong

According to a recent survey of municipal services, the city’s streets could be cleaner, its fire code be better enforced, and its crime rate reduced if the current administration improved its management practices. A. be better enforced, and its crime rate reduced B. better enforced, and its crime rate reduced C. could be better enforced, and it could reduce its crime rate D. better enforced, and its crime rate could reduce E. could be better enforced, and its crime rate reduce

In B, twice as much..as, it's correct.

Why not B ?

The discovery that Earth's inner core rotates independently of and more quickly than Earth's outer layers is responsible for advancing studies of the flow of heat from the inner though the outer planet and of the formation and periodic reversal in direction of Earth's magnetic field. A. core rotates independently of and more quickly than Earth's outer layers is responsible for advancing studies of the flow of heat from the inner though the outer planet and of the formation and periodic reversal in direction of Earth's magnetic field B. core rotates independently of and more quickly than Earth's outer layers is responsible for advancing studies of how heat from the inner core flows though the outer planet, and the formation and periodic reversal in direction of Earth's magnetic field C. core rotates independently of and more quickly than Earth's outer layers are responsible for advancing studies of how heat from the inner core flows though the outer planet, and how Earth's magnetic field forms and the periodic reversal of its direction D. core, rotating independently and more quickly than Earth's outer layers, are responsible for advancing studies of the flow of heat from the inner though the outer planet, and the formation and periodic reversal in direction of Earth's magnetic field E. core, rotating independently of and more quickly than Earth's outer layers, is responsible for advancing studies of the flow of heat from the inner through the outer planet and of how Earth's magnetic field forms and the periodic reversal of its direction

Providing initial evidence that airport are a larger source of pollution than they were once believed to be, environmentalists in Chicago report that the total amount of pollutant emitted annually by vehicles at O’Hare International Airport is twice as much as that which is being emitted annually by all motor vehicles in the Chicago metropolitan area. A. as much as that which is being emitted annually by all B. as much annually as is emitted by the C. as much compared to what is annually emitted by all D. that emitted annually by all E. that emitted annually compared to the

More than fifty years after the Second World War, a number of African American soldiers were awarded ― some of them posthumously ― with the Congressional Medal of Honor, which was the nation’s highest military award, and which was long overdue in recognition of their outstanding bravery. A. with the Congressional Medal of Honor, which was the nation’s highest military award, and which was long overdue in B. with the Congressional Medal of Honor, the nation’s highest military award for long-overdue C. the Congressional Medal of Honor, which was the nation’s highest military award, long-overdue in D. the Congressional Medal of Honor, the nation’s highest military award for long-overdue E. the Congressional Medal of Honor, the nation’s highest military award, in long-overdue

C is OA

Marconi’s conception of the radio was as a substitute for the telephone, a tool for private conversation; instead, it is precisely the opposite, a tool for communicating with a large, public audience. Marconi’s conception of the radio was as a substitute for the telephone, a tool for private conversation; instead, it is Marconi conceived of the radio as a substitute for the telephone, a tool for private conversation, but which is Marconi conceived of the radio as a tool for private conversation that could substitute for the telephone; instead, it has become Marconi conceived of the radio to be a tool for private conversation, a substitute for the telephone, which has become Marconi conceived of the radio to be a substitute for the telephone, a tool for private conversation, other than what it is,

While digging in the Egyptian desert,huge fossil bones have been found by paleontologists,which appear to have been the second most massive dinosaur that ever lived. a).. b) huge fossil bones have been found by paleontologist,which appear to be from c) it appears that paleontologists have found huge fossil bones that are from d) paleontologists have found huge fossil bones from what appears to be e) paleontologists have found huge fossil bones,which are from what appear to be SPOILER: D why is E wrong