Search found 12 matches


DS: Difficulty level: 700, Source: GMATPrep

Is sqrt ((x-3)^2) = 3-x?

(1) x not equal to 3
(2) -x|x| > 0


Don't know how to go about this ... How to arrive at the answer?[/spoiler]

by aishwaryav12

Wed Oct 10, 2018 8:52 pm
Forum: Data Sufficiency
Topic: DS: Difficulty level: 700, Source: GMATPrep
Replies: 1
Views: 430

DS: Difficulty level: 700, Source: Economist

If x and y are integers, and x/y is not an integer then which of the following must be true?

A. x is odd and y is even.
B. x is odd and y is odd.
C. x is even and y is odd.
D. x<y
E. None of the above

[/spoiler]

by aishwaryav12

Mon Oct 08, 2018 10:26 pm
Forum: GMAT Math
Topic: DS: Difficulty level: 700, Source: Economist
Replies: 2
Views: 718

SC, Difficulty level: 700, SVA, Source: VeritasPrep

A wave of new seltzer bars and bottle shops — all opened in the last two years, with some serving mostly alcoholic versions while others do not — are fueling interest in this formerly low-prestige beverage. (A) with some serving mostly alcoholic versions while others do not — are (B) with some...

by aishwaryav12

Sat Oct 06, 2018 11:38 pm
Forum: Sentence Correction
Topic: SC, Difficulty level: 700, SVA, Source: VeritasPrep
Replies: 2
Views: 527

SC, Difficulty level: 700, Meaning, Source: Kaplan

Some of the wild dogs that were distributed to local pet sanctuaries by city health officials and exterminated last year were collected as part of the city's initiative to protect local residents from dog attacks. (A) Some of the wild dogs that were distributed to local pet sanctuaries by city healt...

by aishwaryav12

Sat Oct 06, 2018 11:37 pm
Forum: Sentence Correction
Topic: SC, Difficulty level: 700, Meaning, Source: Kaplan
Replies: 2
Views: 490

SC, Difficulty level: 700, Modifier, Source: ManhattanGMAT

Bowerbirds derive their name from the elaborate bowers of sticks and twigs that the males build to garner positive attention from females that may develop into a formal courtship over time. A) the elaborate bowers of sticks and twigs that the males build to garner positive attention from females tha...


CR, Difficulty level: 700, Boldface, Source: ManhattanGMAT

The president’s nominees to federal circuit courts have been judged conservative for their stands on hot-button issues. But a review of their financial disclosure forms and Senate questionnaires reveals that the nominees are more notable for their close ties to corporate and economic interests, es...


CR, Difficulty level: 700, Logical flaw, Source: Kaplan

Mary Mallon, known as “Typhoid Mary,� was a typhoid “carrier� who was infected with the typhoid bacillus for a prolonged period of time. She developed neither typhoid fever nor its symptoms; however, other people could, and did, develop this disease after contact with her. Which of the follo...

by aishwaryav12

Sat Oct 06, 2018 11:30 pm
Forum: Critical Reasoning
Topic: CR, Difficulty level: 700, Logical flaw, Source: Kaplan
Replies: 1
Views: 332

Problem solving: Difficulty level: 700

Four identical cylinders are to be packed standing upright in the same direction into a rectangular shipping box with dimensions 3 x 12 x 4. What is the maximum possible volume of one of the cylinders?


A. 48Ï€
B. 27Ï€
C. 12Ï€
D. 9Ï€
E. 6.75Ï€

by aishwaryav12

Sat Oct 06, 2018 11:26 pm
Forum: Problem Solving
Topic: Problem solving: Difficulty level: 700
Replies: 2
Views: 304

TRICKY Q, Difficulty level: 700, Source: 800 Score

At the beginning of a show, a lottery representative put one hundred balls in a bag. Any ball is equally likely to be selected. Each ball is either blue or yellow. If someone picks one ball at random, it probably will be a yellow one. How many blue balls has the representative put in the bag? (1) If...

by aishwaryav12

Sat Oct 06, 2018 11:25 pm
Forum: Problem Solving
Topic: TRICKY Q, Difficulty level: 700, Source: 800 Score
Replies: 2
Views: 330

Problem solving: Difficulty level: 700, Source: Princeton

Which of the following integers can be written as both the sum of 5 consecutive odd integers and 7 consecutive odd integers?

A. 49
B. 70
C. 140
D. 215
E. 525

by aishwaryav12

Sat Oct 06, 2018 11:20 pm
Forum: Problem Solving
Topic: Problem solving: Difficulty level: 700, Source: Princeton
Replies: 3
Views: 435

Problem solving: Difficulty level: 700, Source: Economist

Two pumps are connected to a certain empty container at the same time. Pump X fills the container water at a constant rate, while pump Y drains water out of the container at a constant rate. The two pumps finish filling the container in four times the duration it would take pump X alone to fill the ...

by aishwaryav12

Sat Oct 06, 2018 11:16 pm
Forum: Problem Solving
Topic: Problem solving: Difficulty level: 700, Source: Economist
Replies: 2
Views: 330

Problem solving: Difficulty level: 700, Source: Jamboree

If x is an integer, how many possible values of x exist for x2+5|x|+6=0?
A. 4
B. 2
C. 3
D. 1
E. 0

by aishwaryav12

Sat Oct 06, 2018 11:13 pm
Forum: Problem Solving
Topic: Problem solving: Difficulty level: 700, Source: Jamboree
Replies: 3
Views: 355