Search found 136 matches
- by Troika
Mon Jun 04, 2012 6:25 pm- Forum: I just Beat The GMAT!
- Topic: 770 (Q50, V44) or how I stopped worrying and loved the GMAT
- Replies: 41
- Views: 41357
- by Troika
Mon Jun 04, 2012 6:21 pm- Forum: I just Beat The GMAT!
- Topic: From 540 to 710 to 720. For you who struggle at Math :)
- Replies: 30
- Views: 97575
- by Troika
Mon Jun 04, 2012 6:19 pm- Forum: Data Sufficiency
- Topic: Divisibility
- Replies: 3
- Views: 1343
Zivi, Thank you for the update! That is exactly the comparison I wanted to know. With regard to the difficulty I'm having with NP, it's basically that I find it hard to apply the concepts to problems, though I find some of the concepts in Part II of NP difficult to grasp. This is the only MGMAT quan...
- by Troika
Sat Jun 02, 2012 10:04 am- Forum: I just Beat The GMAT!
- Topic: From 540 to 710 to 720. For you who struggle at Math :)
- Replies: 30
- Views: 97575
Zivi, congrats on the great score! I'm curious to know whether you did Total GMAT Math first or Manhattan first? Which one did you think give a better intro to Number Properties. I've been through the Manhattan Number Properties book but still feel I don't have a good command of the subject matter a...
- by Troika
Sat Jun 02, 2012 8:14 am- Forum: I just Beat The GMAT!
- Topic: From 540 to 710 to 720. For you who struggle at Math :)
- Replies: 30
- Views: 97575
- by Troika
Tue May 29, 2012 9:40 am- Forum: I just Beat The GMAT!
- Topic: Finally!!! I beat the GMAT - 740(Q:48,V44)
- Replies: 32
- Views: 12887
Anurag, in your first post I don't understand how 5 divided by 6 could give a remainder of 5. I understand 11, 17 etc. Please explain. Thanks
- by Troika
Tue May 29, 2012 2:04 am- Forum: Problem Solving
- Topic: Smallest possible value of xy
- Replies: 5
- Views: 3925
Smallest possible value of xy
If x and y are positive integers and x/y has a remainder of 5, what is the smallest possible value of xy?
OA: 30
Source: MGMAT NP, pg. 134
- by Troika
Tue May 29, 2012 1:22 am- Forum: Problem Solving
- Topic: Smallest possible value of xy
- Replies: 5
- Views: 3925
Divisibility
When 15 is divided by y, the remainder is y - 3. If y must be an integer, what are all the possible values of y?
OA: 3, 6, 9 and 18
Source: MGMAT NP, pg. 134, q. 26
- by Troika
Mon May 28, 2012 2:40 am- Forum: Problem Solving
- Topic: Divisibility
- Replies: 2
- Views: 963
Divisibility
Is the sum of integers a and b divisible by 7?
1. a is not divisible by 7.
2. a - b is divisible by 7.
OA: C
Source: MGMAT NP, q. 10, pg. 133
- by Troika
Sat May 26, 2012 7:27 am- Forum: Data Sufficiency
- Topic: Divisibility
- Replies: 11
- Views: 1317
Thank you, LalaB and Anurag@Gurome for your solutions and explanations.
@LalaB, thanks for pointing out the dimensional limitations.
- by Troika
Sat May 26, 2012 7:00 am- Forum: Problem Solving
- Topic: Geometry problem
- Replies: 7
- Views: 1243
- by Troika
Sat May 26, 2012 6:56 am- Forum: Data Sufficiency
- Topic: Number properties problem
- Replies: 2
- Views: 973
Number properties problem
K is a set of numbers such that
i. if x is in K, then -x is in K, and
ii. if each of x and y is in K, then xy is in K.
Is 12 in K?
1. 2 is in K
2. 3 is in K
OA: C
Source: No. 70.,OG Quant Review, 2nd Edition
- by Troika
Mon May 21, 2012 1:22 am- Forum: Data Sufficiency
- Topic: Number properties problem
- Replies: 2
- Views: 973
Guys, thank you for your responses.
I just have one question, i.e. if radius should me maximum for maximum volume, why select r=10/2, why not r=12/2 and h=10 instead of h=8?
- by Troika
Sat May 19, 2012 9:55 pm- Forum: Problem Solving
- Topic: Geometry problem
- Replies: 7
- Views: 1243
Geometry problem
A rectangular box has the dimensions 12 inches x 10 inches x 8 inches. What is the largest possible volume of a right cylinder that is placed inside the box?
OA: 200pie
Source: Manhattan GMAT Geometry 4th edition, pg. 49.
- by Troika
Thu May 17, 2012 7:36 am- Forum: Problem Solving
- Topic: Geometry problem
- Replies: 7
- Views: 1243