Search found 35 matches
In D - I think and also is considered redundant. Thanks In ancient Thailand, much of the local artisans’ creative energy was expended for the creation of Buddha images and when they constructed and decorated the temples that enshrined them. A. much of the local artisans’ creative energy was expe...
- by gmat1978
Wed Jun 15, 2011 8:52 pm- Forum: Sentence Correction
- Topic: OG SC #46
- Replies: 15
- Views: 3818
Cans, Good explanation. Can you please explain the following? No. of ways of selecting that particular letter = 4C1 = 4. Suppose we select D. I got it wrong. A,B,C,D are 4 letters and P,Q,R,S are corresponding envelopes. Let's put A in the correct envelope(P). We can do that only in 1 way right? Can...
- by gmat1978
Sun Jun 12, 2011 10:50 pm- Forum: Data Sufficiency
- Topic: HARD PROB
- Replies: 15
- Views: 3218
Ian, I am unable to follow your logic below. Can you please provide any examples? Thanks Alternatively, you could look at this abstractly. We don't need to rewrite the fractions at all. We know that: r/(b + w) > w/(b + r) and all of the letters represent positive quantities. We also know that if a f...
- by gmat1978
Wed Jun 08, 2011 11:14 pm- Forum: Data Sufficiency
- Topic: Marbles Probability
- Replies: 7
- Views: 5809
Cans, Can you please explain your solution below in more detail? Thanks Thank you Cans! I made the same mistake as you, but that's not the OA. found my mistake zn=z1+(n-1) s=(n/2)*(z1+zn) s/n = z1 + (n-1)/2 z1 is integer. also s/n is odd integer. Thus (n-1)/2 must be integer. or n-1 is even or n is ...
- by gmat1978
Wed Jun 08, 2011 10:34 pm- Forum: Data Sufficiency
- Topic: Consecutive integers
- Replies: 8
- Views: 1889
Can anyone please point out if anything is wrong in the following approach - Let's say total number of lights = 100. 80% of lights are on in the evening = 80. 20% of the lights are off in the evening = 20. Lights that are supposed to be off but are on = 40% of 20 = 8. The percentage of lights that a...
- by gmat1978
Sat Jun 04, 2011 8:40 am- Forum: Problem Solving
- Topic: hotel california
- Replies: 6
- Views: 1774
OA is A . However, I think widespread is an adjective that can be modified by an adverb. So, why can't formerly, an adverb, modify widespread? Thanks I am confused between choice a and b. Please help with explanations. IMO : A Adjective "Formerly" will modify the noun widespread which is n...
- by gmat1978
Sun Apr 03, 2011 5:11 pm- Forum: Sentence Correction
- Topic: The Vietnamese artist exhibiting work in...
- Replies: 6
- Views: 1162
The Vietnamese artist exhibiting work in...
The Vietnamese artist exhibiting work in United States reported that one of her artistic challenges had been the former widespread unavailability of paper and canvas in wartime, which she said often forced her to work on matchboxes and scrapes of newsprint. a) her artistic challenges had been the fo...
- by gmat1978
Sun Apr 03, 2011 4:12 pm- Forum: Sentence Correction
- Topic: The Vietnamese artist exhibiting work in...
- Replies: 6
- Views: 1162
@Mitch: I am unable to follow the below explanation. Can you please help / elaborate. Thanks Using alligation: The proportion needed of starting fraction = the positive difference between the other 2 fractions. Jug 1: Proportion needed of the 5/12 liquid = 196/252 - 108/252 = 88/252. Jug 2: Proporti...
- by gmat1978
Sun Apr 03, 2011 9:58 am- Forum: Problem Solving
- Topic: a ps from gmat club
- Replies: 4
- Views: 1653
Can anyone please help... I got lost midway. Let's consider the probability of not having grape, and then subtract from 1. For the boxes with 2 flavors: Prob = #des/#total 5C2/6C2 = 2/3 (the denominator is all the ways we can pull out any 2 flavors from the 6; the numerator is all the ways we can pu...
- by gmat1978
Mon Mar 14, 2011 9:15 pm- Forum: Problem Solving
- Topic: Jellybean Probability
- Replies: 30
- Views: 20085
I am still confused between A and D. Can someone please explain in detail the difference between answer choice A and D? Also, it would help to list why choice D is wrong.
Thanks in advance
- by gmat1978
Thu Mar 10, 2011 8:45 pm- Forum: Sentence Correction
- Topic: as...as vs and
- Replies: 9
- Views: 4303
Can you please help with the following question: Presenters at the seminar, one who is blind, will demonstrate adaptive equipment that allows visually impaired people to use computers. a) one who b) one of them who c) and one of them who d) one of whom e) one of which If I ask the question - Who are...
- by gmat1978
Thu Mar 10, 2011 8:21 pm- Forum: Sentence Correction
- Topic: manhattan gmat sentence correction who v.s whom
- Replies: 12
- Views: 10066
Night reader, Thanks for taking time out to explain the answer. However, your explanation seems to contradict the OA explanation. The OA says that "Given (1) and (2), it follows that both 2 and 3 are in K. Thus, by (ii), (2)(3)=6 is in K. Therefore, by (ii), (2)(6)=12 is in K." I am still ...
- by gmat1978
Mon Feb 21, 2011 6:59 pm- Forum: Data Sufficiency
- Topic: DS Q #70 (p.158) From Official Guide Quant 2nd Edition
- Replies: 18
- Views: 5859
I have a quick question. According to 1) 2 is in k: So, the set k {..., -16, -8, -4, -2, 2, 4, 8, 16, ...} does not contain 12. Is this not sufficient to answer the question - Is 12 in K? According to 2) 3 is in k: Hence, set K {-27, -9, -3, 3, 9, 27} does not contain 12. Sufficient to answer the qu...
- by gmat1978
Sun Feb 20, 2011 8:41 pm- Forum: Data Sufficiency
- Topic: DS Q #70 (p.158) From Official Guide Quant 2nd Edition
- Replies: 18
- Views: 5859
Thanks for your help Dana. It makes sense now. The author is stating the following: Debate centered on the question of what it was that made the human mind qualitatively different - in the past, people were wondering what made the human mind different from the animal mind and not whether it was qual...
- by gmat1978
Wed Feb 09, 2011 8:30 pm- Forum: Reading Comprehension
- Topic: Apes are our friends
- Replies: 69
- Views: 41891
- by gmat1978
Tue Feb 08, 2011 10:40 pm- Forum: Problem Solving
- Topic: how many triangles?
- Replies: 29
- Views: 25721