Math If x2−y2=0x2−y2=0 and xy≠0xy≠0, which of the following MUST be true? Indicate all such statements. A. x = y B. |x| = |y| C. x2y2=1 Question Discussion & Explanation Correct Answer - A and C - (click and drag your mouse to see the answer)

Verbal The past decade has seen a statistically significant uptick in reports of the bacterial strains known as “super-bugs,” so called not because of enhanced virulence, but because of their resistance to many antimicrobial agents. In particular, researchers have become alarmed about NDM-1 (New Delhi metallo-beta-lactamase),...

Math If a=16ba=16b and b is a prime number greater than 2, how many positive distinct factors does a have? Question Discussion & Explanation Correct Answer - 10 - (click and drag your mouse to see the answer)

Verbal While far from the bane that some scholars have declared them to be, (i) _________ versions of novels and essays do indeed excise essential elements; students would have to supplement their reading with (ii) _________ sources to fully understand the intent of the original. Blank (i) Blank...

Math If (x−y)=12−−√(x−y)=12 and (x+y)=3√(x+y)=3, what is the value of x2−y2x2−y2? (A) 3 (B) 6 (C) 9 (D) 36 (E) It cannot be determined from the information given. Question Discussion & Explanation Correct Answer - B - (click and drag your mouse to see the answer)

Math How many 1-inch square tiles would it take to cover the floor of a closet that has dimensions 5 feet by 4 feet? (1 foot = 12 inches) (A) 20 (B) 240 (C) 1,440 (D) 2,160 (E) 2,880 Question Discussion & Explanation Correct Answer - E - (click and drag your mouse to see the answer)

Verbal James Joyce, the author of many novels, including Finnegans Wake, saw deeply into the hearts of his characters, but, in a life irony as subtle yet piercing as those endured by his characters, he himself could barely _________ text well enough to proof his own...

Math In a certain ancient kingdom, the standard unit of measure was the “crown,” equal to 10 standard modern inches. An alternative unit of measure was the “scepter,” equal to 14 standard modern inches. If a tower measured 70 crowns tall, how many scepters tall was...

Verbal Peculiarly enough, Shakespeare has been often (i) ______ as the best English language playwright, and often (ii) ______ as a man lacking the education to write those plays. Blank (i) Blank (ii) (A) crowned (D) demonized (B) stigmatized (E) dismissed (C) castigated (F) deified Question Discussion & Explanation Correct Answer - A and E - (click and drag...

Math 2<x<42<x<4 Quantity A Quantity B x−3−xx−3−x 3−x−x3−x−x A) Quantity A is greater. B) Quantity B is greater. C) The two quantities are equal. D) The relationship cannot be determined from the information given. Question Discussion & Explanation Correct Answer - D - (click and drag your mouse to see the answer)