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Please evaluate - 690 (Q50,V34)

Request you to please evaluate my profile. 10th - 83.50% 12th - 91.00% Under Grad - 66.67% (Engineering in Computer Science) GMAT: 690 (Q 50, V34) Nationality - Indian Work experience: 4 years in Software(Insurance Domain) out of which 1 year in India and 3 years in US(all in one of the Top IT/Engin...

by rish

Mon Sep 14, 2009 1:06 pm
Forum: Ask Stacy Blackman
Topic: Please evaluate - 690 (Q50,V34)
Replies: 1
Views: 1529

Guys this is a princeton review free test question and the answer is 80. If each of the 6 subjects has 20 seniors min and one of four has 3/4 then we have 300,20,20,20,20,20 split and no ans is correct HELP!! Correct. None is the answer. 3/4th of 400 major in ONE subject.Therefore,100 seniors would...

by rish

Thu Sep 10, 2009 7:16 am
Forum: Problem Solving
Topic: greatest possible number of seniors
Replies: 5
Views: 2813

adamsmith2009 wrote:Remember the set contains more than 2 numbers so for any 2 numbers to add to zero, all the numbers would have to be 0

How about a list having [2,3,4,-4] ?

Here as per the second condition, the sum of any two numbers is 0.

by rish

Thu Sep 10, 2009 6:48 am
Forum: Data Sufficiency
Topic: List
Replies: 5
Views: 1406

The only thing is not incorrect.. but in the context of this sentence there are two things being described... one: feeding the cattle and two: taking them to market. So the use of one thing is wrong. C could be wrong. I felt it was the best answer in this lot. Unfortunately in the english section y...

by rish

Tue Sep 08, 2009 1:20 pm
Forum: Sentence Correction
Topic: Cattle
Replies: 4
Views: 1599

bharathh wrote:C

D and E are out because of the words the only thing

A and B are out because they are inconsistent with the verbs.
Isnt C grammatically incorrect with multiple uses of 'And' ?

Why is 'the only thing' wrong ?

by rish

Tue Sep 08, 2009 11:53 am
Forum: Sentence Correction
Topic: Cattle
Replies: 4
Views: 1599

Cattle

It is an oversimplified view of cattle raising to say that all one has to do with cattle is leave them alone while they feed themselves, corral them and to drive them to market when the time is ripe. (A) all one has to do with cattle is leave them alone while they feed themselves, corral them, and t...

by rish

Tue Sep 08, 2009 11:37 am
Forum: Sentence Correction
Topic: Cattle
Replies: 4
Views: 1599

Re: hmm

The distance between X and Y > X and Z Does Z lie between X and Y? Statement #1: xyz < 0 (2) of the variables are positive and one is negative or all are negative. Since we don't know which, Insufficient. Statement #2 xy < 0 X and Y have different signs. This doesn't tell us anything about Z - Insu...

by rish

Tue Sep 08, 2009 6:29 am
Forum: Data Sufficiency
Topic: Number line
Replies: 2
Views: 1377

Re: well

For Statement #1: You could have a list of 0,2,0 or 0,0,0 - Insufficient. Statement #2: I think is sufficient. I couldn't come up a list besides all 0s that's always summed up to zero. Is B the OA? Can you have a list that contains [2,-2] ? Here too, the sume would be zero ? No where it is mentione...

by rish

Tue Sep 08, 2009 6:23 am
Forum: Data Sufficiency
Topic: List
Replies: 5
Views: 1406

Re: IMO C

Please check the figure attached for explanation. Assume y and z to be the other angles adjacent to x. (x+y+z) will be 180 degrees. 1. The concepts being, equal sides will have equal opposite angles. 2. Adjacent angles on a line sum up to 180 degrees. 3. The sum of all the interior angles of a Quad...

by rish

Tue Sep 08, 2009 6:17 am
Forum: Data Sufficiency
Topic: Triangle
Replies: 4
Views: 1414

4^17 - 2^28
=(2^2)^17 - 2^28
=2^34 - 2^28
=2^28(2^6 - 1)
=2^28(2^3 - 1)(2^3 + 1)
=2^28(7)(9)

Thus, the greatest prime factor is 7

by rish

Mon Sep 07, 2009 10:15 am
Forum: Problem Solving
Topic: GMAT prep, prime factors
Replies: 1
Views: 1101

IMO D Probability for NO couple to sit together = 1 - (Probability of at least 1 couple sitting together) Ways in which the first couple can sit together = 2*4! (1 couple is considered one unit,the couple sitting together can be arranged in 2 ways) Ways for second couple = 2*4! These cases include a...

by rish

Mon Sep 07, 2009 10:09 am
Forum: Problem Solving
Topic: Probability...a cracker
Replies: 3
Views: 1275

Nermal wrote:IMO D (133)

Teachers(t)/Students(s)=3/80
80t=3s

t=5

80*5/3=s=133,333333...
I used the same method. But i am still not able to understand why it is 133 and not 134 ?

If it is 133 then the ration will be lest then 3/80. M i missing something here ?

by rish

Mon Sep 07, 2009 9:58 am
Forum: Problem Solving
Topic: Teacher/Students
Replies: 4
Views: 1240

Number line

Image

Plz explain your answer.

by rish

Mon Sep 07, 2009 8:30 am
Forum: Data Sufficiency
Topic: Number line
Replies: 2
Views: 1377

Sequence

Image

Plz explain your answer.

by rish

Mon Sep 07, 2009 8:28 am
Forum: Data Sufficiency
Topic: Sequence
Replies: 2
Views: 1230

Ordering

Image

Plz explain ur answer.

by rish

Mon Sep 07, 2009 8:24 am
Forum: Problem Solving
Topic: Ordering
Replies: 2
Views: 1039