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The set of consecutive even integers is an evenly spaced set (aka arithmetic progression). Now, for any evenly spaced set mean=median. (1) The mean of set S is an even number --> mean=median=even. Sufficient. (2) The range of set S is divisible by 6 --> if S={0, 2, 4, 6} then median=(2+4)/2=3=odd bu...

by nitesh50

Thu Dec 13, 2018 3:47 am
Forum: Data Sufficiency
Topic: Number properties
Replies: 13
Views: 6151

Total number of students in class = 478 Possible genders = 2 Total possible scores = 61 Number of months = 12 1. Score range = 600 - 780 Therefore , we have 19 possible scores Number of combinations =19 *2 * 12 = 456 Since 456< 478 . We will have atleast one repeat of the same gender and birth month...

by nitesh50

Thu Dec 13, 2018 2:58 am
Forum: Data Sufficiency
Topic: The GMAT is scored on a scale of 200 to 800
Replies: 4
Views: 6153

PS

Set A consists of integers {3, -8, Y, 19, -6} and Set B consists of integers {K, -3, 0, 16, -5, 9}. Number L represents the median of Set A, number M represents the mode of set B, and number Z = LM. If Y is an integer greater than 21, for what value of K will Z be a divisor of 26? A.-2 B.-1 C.0 D.1 ...

by nitesh50

Thu Dec 13, 2018 2:33 am
Forum: Problem Solving
Topic: PS
Replies: 1
Views: 500

Hi

Can any expert explain that why can't we assume q to have a non integer value?
It that had been the case, the answer should have been E.
Since q may be any number we can;t conclusively conclude that B is sufficient?

by nitesh50

Wed Dec 12, 2018 12:58 am
Forum: Data Sufficiency
Topic: Cell phone
Replies: 6
Views: 3327

reply

Error Analysis The use of the past perfect tense “had begun� is incorrect since it has been used for a later event. The advanced Ancient Greek gymnasiums existed before Plato and others began their work. Answer Choices A.had more in common with our modern universities than with our local fitness...

by nitesh50

Wed Dec 05, 2018 11:52 am
Forum: Sentence Correction
Topic: The original Ancient Greek gymnasiums were incredibly advanc
Replies: 1
Views: 684

question

A) Multi-party initiatives deal with proposals too large and complex for a single party to have passed into law. [Not mentioned in the passage.] B) Multi-party initiatives produce a confluence of ideas that results in legislation that is generally better overall for the welfare of Country W. [Tempti...

by nitesh50

Tue Dec 04, 2018 9:55 pm
Forum: Critical Reasoning
Topic: Common same as popular?
Replies: 7
Views: 4029

The answer to this question should be D and not E. E contains a definite error. Criteria that are used is incorrect. Since criteria is singular, we should use "is". Tip: When faced with such huge sentences, the meaning is always the key in unlocking the answers. Option A doesnot have a ver...

by nitesh50

Tue Dec 04, 2018 8:16 pm
Forum: Sentence Correction
Topic: 700 Level SC
Replies: 1
Views: 741

Let the revenue from cars in 1996 be c and revenue from trucks in 1996 be t Total revenue in 1997 would be 0.89c+1.07t Also as total revenue in 1997 were up 1 percent from 1996, then total revenue in 1997 would be 1.01(c+t) Now this becomes a weighted average question. We can solve it be allegation....

by nitesh50

Tue Dec 04, 2018 7:55 pm
Forum: Problem Solving
Topic: A certain company that sells only cars and trucks reported
Replies: 3
Views: 1712

question

In humans, ingested protein is broken down into amino acids, all of which must compete to enter the brain. Subsequent ingestion of sugars leads to the production of insulin, a hormone that breaks down the sugars and also rids the bloodstream of residual amino acids, except for tryptophan. Tryptophan...

by nitesh50

Tue Dec 04, 2018 7:38 pm
Forum: Critical Reasoning
Topic: CR question
Replies: 9
Views: 2517

the answer should be C.
Since we can break it down to 3ok +29.

Hence we get three 2 digit numbers

by nitesh50

Tue Dec 04, 2018 5:51 am
Forum: Problem Solving
Topic: How many positive two-digit integers have a remainder of 1 w
Replies: 5
Views: 952