Search found 1052 matches
The right answer doesn't have to disprove the argument; it only needs to make it less convincing. This is usually done by attacking assumptions or introducing new counter-premises. Since the only supporting evidence is a correlation between a previous eruption and a cold winter, the right answer wil...
- by Patrick_GMATFix
Mon Mar 17, 2014 3:42 pm- Forum: Critical Reasoning
- Topic: Laki Volcano eruption
- Replies: 2
- Views: 2032
The right answer will explain how even though brand names don't offer higher quality or sell at higher prices, brand names are a big marketing advantage. The answer is A. I go through the question in detail in the full solution below (taken from the GMATFix App ). http://www.gmatfix.com/video_snap/5...
- by Patrick_GMATFix
Mon Mar 17, 2014 3:33 pm- Forum: Critical Reasoning
- Topic: Brand names and premium prices
- Replies: 2
- Views: 1940
The answer is D. I go through the question in detail in the full solution below (taken from the GMATFix App).
-Patrick
- by Patrick_GMATFix
Mon Mar 17, 2014 3:29 pm- Forum: Sentence Correction
- Topic: Josephine Baker
- Replies: 3
- Views: 1683
Subject-Verb agreement " cost / costs ...are prohibitive" Parallelism "costs of / associated with upgrading equipment...and with the development..." The answer is B. I go through the question in detail in the full solution below (taken from the GMATFix App ). http://www.gmatfix.c...
- by Patrick_GMATFix
Mon Mar 17, 2014 3:25 pm- Forum: Sentence Correction
- Topic: Larget bank and data-processing costs
- Replies: 1
- Views: 1405
(1) is not sufficient since we have no restriction on when the machine finished the job. (2) is sufficient. It tells us how much work has been completed at two points in time, so we know how fast the machine works and we can project how much longer it will take to finish the job. The answer is B. I ...
- by Patrick_GMATFix
Mon Mar 17, 2014 8:48 am- Forum: Data Sufficiency
- Topic: When was the order filled?
- Replies: 3
- Views: 1713
We're never given enough data. Even when you combine the statements, if (x,y) = (1,4) then xy < 5. However if (x,y)=2,3) then xy > 5. The answer is E. I go through the question in detail in the full solution below (taken from the GMATFix App ). http://www.gmatfix.com/video_snap/6748_thumb.png -Patrick
- by Patrick_GMATFix
Mon Mar 17, 2014 8:45 am- Forum: Data Sufficiency
- Topic: Is xy > 5?
- Replies: 2
- Views: 1575
To solve we need to understand 2 things: > Prob(success) + Prob(failure) = 1 for each individual > Prob(independent events A and B both happen) = Prob(A) * Prob(B) The answer is E. I go through the question in detail in the full solution below (taken from the GMATFix App ). http://www.gmatfix.com/vi...
- by Patrick_GMATFix
Mon Mar 17, 2014 8:42 am- Forum: Problem Solving
- Topic: Probability that X and Y solve
- Replies: 5
- Views: 4692
Resistors connected in parallel
Do not confuse "r is the combined resistance of the two resistors" with "r is the sum of x and y". It is the next sentence that gives us the equation we need. "the reciprocal of r is the sum of the reciprocals of x and y" means that 1/r = 1/x + 1/y The answer is D. I go...
- by Patrick_GMATFix
Mon Mar 17, 2014 8:39 am- Forum: Problem Solving
- Topic: Resistors connected in parallel
- Replies: 5
- Views: 2998
This is a Resolve-Explain (Resolve the Paradox) question. The right answer will explain why small-business groups oppose raising the minimum wage even though the law would exempt them from paying the new wage. These businesses must expect a negative outcome (negative for them) from the law that the ...
- by Patrick_GMATFix
Sat Mar 15, 2014 11:20 am- Forum: Critical Reasoning
- Topic: Small-business and the minimum wage
- Replies: 1
- Views: 2203
Questions that ask you to draw a conclusion, or to find the answer that is best supported by the passage are inference questions. The right answer to such questions is the one that can be proven from the premises alone, without the need for additional assumptions. The answer is A. I go through the q...
- by Patrick_GMATFix
Sat Mar 15, 2014 11:12 am- Forum: Critical Reasoning
- Topic: Banned imports
- Replies: 1
- Views: 2173
The correct answer must correctly use the idiom "rivalry between x and y" where x and y are parallel. The answer is C. I go through the question in detail in the full solution below (taken from the GMATFix App).
-Patrick
- by Patrick_GMATFix
Sat Mar 15, 2014 11:05 am- Forum: Sentence Correction
- Topic: The plot of The Bostonians
- Replies: 2
- Views: 2252
An adjective (seeming) cannot be used to modify an adverb (unlimited); seemingly is needed. the idiom "targeted at" is also tested. The answer is E. I go through the question in detail in the full solution below (taken from the GMATFix App ). http://www.gmatfix.com/video_snap/5753_thumb.pn...
- by Patrick_GMATFix
Sat Mar 15, 2014 11:01 am- Forum: Sentence Correction
- Topic: Dr Tonegawa Nobel Prize
- Replies: 2
- Views: 2188
You are over-thinking it Daniel. Profit is always total revenues - total expenses. Think in real world terms. If you buy a toy for $100, and the manufacturer gives you a 50% refund, what did you actually spend? Only $50!. The problem with your formula is that at the end of the day, the merchant did ...
- by Patrick_GMATFix
Fri Mar 14, 2014 1:37 pm- Forum: Problem Solving
- Topic: A tricky PS here
- Replies: 15
- Views: 4095
You have reversed my ratio.The ratio I considered was 2:3,but you say its 3:2.Why?Also,I find it hard to identify and fill weights in the formulas.Leg 1 takes (20/50)hrs.So this leg 1 takes the 2/5.Can you please explain.Thanks Daniel, It is true that the correct ratio is the reverse of your origin...
- by Patrick_GMATFix
Fri Mar 14, 2014 12:29 pm- Forum: Problem Solving
- Topic: A tricky PS here
- Replies: 15
- Views: 4095
50(2/5)+x(3/5)= 60 x=70 But the answer should be 75.Please explain this case and why weighted averages dont work here. Hi Daniel, The guys above explained good ways to solve; I just wanted to address your question about why your method did not work. In fact, weighted average does work . It is good ...
- by Patrick_GMATFix
Fri Mar 14, 2014 11:34 am- Forum: Problem Solving
- Topic: A tricky PS here
- Replies: 15
- Views: 4095