Search found 80 matches
Area of triangle ABC
Hi GMAT Experts, Can you please help me on why S1 is not sufficient in the below DS question. My rational was that according to S1, ABD=60, so ADB must be 90 and we know the length of AD, so we can calculate the lengths of all the sides , SInce BAD must be 30 degrees, DAC also should be 30 degrees a...
- by kamalakarthi
Mon Oct 16, 2017 3:01 am- Forum: GMAT Math
- Topic: Area of triangle ABC
- Replies: 2
- Views: 2748
Trip Calculation
Hi Experts, Thanks all for helping by answering the doubts. The below question is from Manhattan CAT. Even though, I got to the right answer by back solving the answers, I could not get to the right choice immediately by solving thru equations. My equations considering R is the rate and T is the tim...
- by kamalakarthi
Fri Sep 01, 2017 6:39 pm- Forum: GMAT Math
- Topic: Trip Calculation
- Replies: 5
- Views: 3374
Matt, Thanks for your reply. Say if I have a cube 8 as a side, How can I know the cube that will fit inside this cube will have side 6 upon cutting the sides of a bigger cube. Is it a generic knowledge that any cube to fit in it should be N-2 size. I can understand from the drawing that if we have 6...
- by kamalakarthi
Fri Sep 01, 2017 4:12 pm- Forum: GMAT Math
- Topic: Rubik's Cube
- Replies: 5
- Views: 4471
Rubik's Cube
Hi Experts, This attached problem is from One of the Manhattan CATs. While I approached this problem geometrically and wasted lot of time, I also thought this could be done thinking visually. Is there any geometric method that I can use to solve the problem ? https://s26.postimg.org/bc53ludbp/MCAT3....
- by kamalakarthi
Thu Aug 31, 2017 5:17 pm- Forum: GMAT Math
- Topic: Rubik's Cube
- Replies: 5
- Views: 4471
CR assumption - Adoption
Can you please help me on this assumption question. This is from MCAT test, My line of analysis :: - Conclusion ::There is no basis for accusation against us of favourtism Premise::8/10 babies are went to parents who were known to one of the staff. I am not able to understand why B is the right choi...
- by kamalakarthi
Wed Aug 09, 2017 6:07 pm- Forum: Critical Reasoning
- Topic: CR assumption - Adoption
- Replies: 1
- Views: 1064
Negative Values
Hi, This is from MCAT test. In this below question, I got to the right answer after testing for various numbers. But I took long time to solve this question. How can I improve my choosing the right numbers. I tried with a=5 and b=3 then I tried with A=1 and B=-1 then I tried with A=-2 and B=-3 https...
- by kamalakarthi
Mon Aug 07, 2017 10:51 am- Forum: GMAT Math
- Topic: Negative Values
- Replies: 4
- Views: 2796
- by kamalakarthi
Mon Aug 07, 2017 8:48 am- Forum: GMAT Math
- Topic: Is |X| < 1 ?
- Replies: 5
- Views: 3153
Thanks Matt. We know -2 is on the X-axis but how can we 2 is also on the X -axis. What if 1.8 is on the X-axis. This is the part I am having trouble with.
Can you help on what am I missing.
- by kamalakarthi
Mon Aug 07, 2017 8:16 am- Forum: GMAT Math
- Topic: Co-Ordinate Geometry
- Replies: 5
- Views: 3104
Is |X| < 1 ?
Hi, This is from MCAT Question. Can you please help me on solving this question. Steps Followed :: I tried to rephrase the question , Essentially the question is -1<X<1 ? St 1:: If X is +ve, X < 1 if X is _ve, -x/X < -x so 1/x <-1 (Dividing -x on both the sides) Is this correct ? -1< x or X > -1 NS ...
- by kamalakarthi
Sun Aug 06, 2017 2:50 pm- Forum: GMAT Math
- Topic: Is |X| < 1 ?
- Replies: 5
- Views: 3153
Strengthen Question
Hi, This question is from Veritas Prep question bank. In this question, can you help me understand why option E is not correct. My line of analysis. Conclusion ::There must be something qualitatively different b/w 2 types of mem loss. Strengthen ::Something should say that fundamentally something is...
- by kamalakarthi
Fri Aug 04, 2017 12:01 pm- Forum: Critical Reasoning
- Topic: Strengthen Question
- Replies: 1
- Views: 932
"the greatest integer less than or equal to y" really means round down to the nearest integer. Say if Y =2.6 then greatest integer less than Y or Y = 2 if Y=-2.6 then the greatest integer less than Y = 3 Am I right ? "the least integer greater than or equal to y" would mean round...
- by kamalakarthi
Wed Aug 02, 2017 4:11 pm- Forum: Data Sufficiency
- Topic: DS
- Replies: 6
- Views: 5276
- by kamalakarthi
Wed Aug 02, 2017 10:43 am- Forum: GMAT Math
- Topic: Integer Properties.
- Replies: 14
- Views: 4466
Integer Properties.
GMAT Gurus, In this DS question, I came to conclusion that Statement 1 is not sufficient. But, it turns out to be wrong. Can you please help on what am I missing in the big picture. My work: Since ab = 2, either both a and b are + ve or -ve in case of +ve, It could be 2 and 1 or 4 and 1/2 if it is 2...
- by kamalakarthi
Wed Aug 02, 2017 3:16 am- Forum: GMAT Math
- Topic: Integer Properties.
- Replies: 14
- Views: 4466
- by kamalakarthi
Tue Aug 01, 2017 4:28 pm- Forum: GMAT Math
- Topic: Co-Ordinate Geometry
- Replies: 5
- Views: 3104
Line Segment
Hi, In this below question, Does each line segment means all the individual sides of the parallelogram.
- by kamalakarthi
Mon Jul 24, 2017 6:50 pm- Forum: GMAT Math
- Topic: Line Segment
- Replies: 2
- Views: 3193