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duongthang wrote:Testluv say to me many time in this forum that

answer choices which contradict evidence is wrong of course

this problem test us contradiction of evidence

A and D are contradiction of evidence and so are wrong though attractive
How are A and D contradicting the evidence?

by vscid

Sun Apr 18, 2010 6:49 am
Forum: Critical Reasoning
Topic: cacao trees
Replies: 5
Views: 2494

paddle_sweep wrote:"E" does not show any relationship with cancer. It does not say that exercising has any relationship with cancer. How can "E" be correct?
It doesn't. But it raises doubts on the validity of the conclusion that states a relation between beet and cancer.

by vscid

Sun Apr 18, 2010 6:39 am
Forum: Critical Reasoning
Topic: eating beets
Replies: 12
Views: 3645

Automobile-emission standards are enforced through annual inspection. At those inspections cars are tested while idling: That is standing still with their engines running. Testing devices measure the levels of various pollutants as exhaust gases leave the tail pipe. Which one of the following, if t...

by vscid

Sun Apr 18, 2010 5:50 am
Forum: Critical Reasoning
Topic: Emissions testing
Replies: 3
Views: 1564

paddle_sweep wrote:Could somebody explain as to what's wrong with "D"?
D actually weakens the conclusion instead of strengthening it. If 20% more people visited, and Fast Fry sales increased only by 10%, then the oil change has negatively impacted the sales.

by vscid

Sun Apr 18, 2010 5:32 am
Forum: Critical Reasoning
Topic: Fastfood king
Replies: 13
Views: 4454

A customer using a certain telephone calling plan pays a fee of $25 per month, and then receives a discount of 40% on the regular charge for all calls made to country A. If the calls to country A are regularly charged at $1.6 per minute for first 3 minutes and $0.8 per minute thereafter, what is th...

by vscid

Sat Apr 17, 2010 2:05 pm
Forum: Problem Solving
Topic: A customer using a certain telephone calling plan pays a fee
Replies: 11
Views: 4474

television show

The 'rating' of a television show is determined by taking the total number of televisions in existence and calculating what percentage of them are tuned in to the program in question. The 'share' of the same show is determined by taking the total number of televisions in operation at the time and ca...

by vscid

Sat Apr 17, 2010 12:02 pm
Forum: Critical Reasoning
Topic: television show
Replies: 9
Views: 2335

curator

The selection of paintings was based less on the curator's desire to be definitive and more on her personal preferences.

a. and more on

b. but more on

c. as on

d. than

e. than on

by vscid

Sat Apr 17, 2010 11:00 am
Forum: Sentence Correction
Topic: curator
Replies: 10
Views: 2035

I keep getting around 45-55% of the SC practice questions right, I have been going at it for 3 days now. I am getting frustrated and wondering, what is the percentage that I should be getting? What level are the questions in the OG?. I scored in the high 70% for CR and RC on the Kaplan Test for my ...

by vscid

Sat Apr 17, 2010 10:58 am
Forum: Sentence Correction
Topic: % of Answers correct in OG (12th Edition) & Kaplan (2010
Replies: 2
Views: 1219

lunarpower wrote:what's the source of this question?

as one poster has already indicated above, this question is a blatant ripoff of a problem from the OG.

here's a thread dealing with the original:
http://www.beatthegmat.com/sound-can-tr ... 41971.html
Knewton.

by vscid

Sat Apr 17, 2010 5:00 am
Forum: Sentence Correction
Topic: water molecules
Replies: 26
Views: 4960

factorials

If N is a positive integer, what is the last digit of 1! + 2! + ... + N! ?

1. N is divisible by 4
2. (N^2 + 1) / 5 is an odd integer

by vscid

Fri Apr 16, 2010 5:38 pm
Forum: Data Sufficiency
Topic: factorials
Replies: 5
Views: 1540

coins!

A coin made of alloy of aluminum and silver measures 2 x 15 mm (it is 2 mm thick and its diameter is 15 mm). If the weight of the coin is 30 grams and the volume of aluminum in the alloy equals that of silver, what will be the weight of a coin measuring 1 x 30 mm made of pure aluminum if silver is t...

by vscid

Fri Apr 16, 2010 5:25 pm
Forum: Problem Solving
Topic: coins!
Replies: 2
Views: 1194

inequalities

Which of the following represents the range for all X which satisfy |1 - X| < 1 ?

(-1, 1)
(-1, 2)
(0, 1)
(0, 2)
(1, 2)

by vscid

Wed Apr 14, 2010 5:34 pm
Forum: Problem Solving
Topic: inequalities
Replies: 1
Views: 948

Is C incorrect because penchant cannot be 'large' ?

by vscid

Tue Apr 13, 2010 7:06 pm
Forum: Sentence Correction
Topic: Bees' penchant
Replies: 5
Views: 1619

Fastfood king

In January of last year, Fastfood King started using a new lowfat oil to cook its Fast Fries, instead of the less healthful corn oil that it had been using. Now Fastfood King is planning to switch back, saying that the change has hurt sales of Fast Fries. However, this claim is incorrect, since acco...

by vscid

Tue Apr 13, 2010 5:36 pm
Forum: Critical Reasoning
Topic: Fastfood king
Replies: 13
Views: 4454

number properties

If 60! is written out as an integer, with how many consecutive 0’s will that integer end?

1]6
2]12
3]14
4]42
5]56

What is a quick way to solve this?

by vscid

Mon Apr 12, 2010 8:17 pm
Forum: Problem Solving
Topic: number properties
Replies: 3
Views: 1165