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not sufficient.
I want to know how to figure out what to use when?
So whenever I see a problem of type | something | = | something else| then use method 1
ELSE I use method 2 ?

Is this a safe conclusion ?

thanks

by vittalgmat

Tue Dec 15, 2009 10:36 pm
Forum: Problem Solving
Topic: Absolute Confusion!!!
Replies: 10
Views: 1820

Sanju,
This is the same as the one mentioned in my original post!!!
http://www.manhattangmat.com/tutorials/ ... -value.cfm

Thanks

by vittalgmat

Tue Dec 15, 2009 10:06 pm
Forum: Problem Solving
Topic: Absolute Confusion!!!
Replies: 10
Views: 1820

PM issue: Out of the topic

Hi ,
This is an out of topic posting. Pls pardon me.

I am unable to send a PM. The message I type sits in the OutBox for ever and never appears in the SentBox.
Is anybody seeing this?

How can I fix this.

Thanks

by vittalgmat

Tue Dec 15, 2009 5:18 pm
Forum: Suggestions and Feedback
Topic: PM issue: Out of the topic
Replies: 1
Views: 2037

Absolute Confusion!!!

Hi, I would like the experts to weigh in on this. (Ron, Ian, Stuart, Stacey??) I will ask my question first. What method is applicable to what class of problems? As I understand, there are two ways to algebraically solve absolute equations (apart from the conceptual distance numberline method). The ...

by vittalgmat

Tue Dec 15, 2009 4:45 pm
Forum: Problem Solving
Topic: Absolute Confusion!!!
Replies: 10
Views: 1820

Faster way to solve this.

Hi, I am looking for a faster way to solve problems of this type. Plugging in numbers takes longer time for me.. coz I could not come up with "smart" numbers and I lost time thinking about what numbers to choose. I chose a fraction such as 1/3 and solved III but by then my 2 mins was up. P...

by vittalgmat

Mon Dec 14, 2009 1:31 pm
Forum: Problem Solving
Topic: Faster way to solve this.
Replies: 3
Views: 1229

Tutorials on Mixtures

Hi, Here is are 2 good tutorials on Mixtures. The link below has a nice tutorial by Suresh Bala (whom we already in this forum coz of his 780+ problems link and average calculation tutorials) http://gmat.learnhub.com/lesson/9301-gmat-alligation-class This is a chapter on Alligation from a book which...

by vittalgmat

Fri Dec 04, 2009 10:30 pm
Forum: Problem Solving
Topic: Tutorials on Mixtures
Replies: 1
Views: 4633

This is a relatively old problem that I came across.

I always get the remainder as 0.
Pls let me know if I am missing something.

eg. if x = 1
then the expr becomes 2^10 ==> 1024 ==> units digit is 4
Add 6 to this. The unit digit becomes 0 which is always divisible by 5.

by vittalgmat

Tue Dec 01, 2009 1:00 am
Forum: Problem Solving
Topic: Another Exponent / Remainder Question
Replies: 3
Views: 1542

Machine A and B

Nice one. Machine A and Machine B are each used to manufacture 660 sprockets. It takes machine A 10 hours longer to produce 660 sprockets than machine B. Machine B produces 10 percent more sprockets per hour than machine A. How many sprockets per hour does machine A produce? (A) 6 (B) 6.6 (C) 60 (D)...

by vittalgmat

Mon Nov 30, 2009 10:20 am
Forum: Problem Solving
Topic: Machine A and B
Replies: 1
Views: 4273

Analyst: Creative professionals, such as clothing designers, graphic designers, and decorators, often have very poor managerial skills and do not succeed when they try to run their own businesses. In fact, most of these creative types are less skilled in business than is the average white-collar pr...

by vittalgmat

Sat Nov 28, 2009 4:14 pm
Forum: Critical Reasoning
Topic: creativity vs Business
Replies: 7
Views: 2487

I fell for a but here are some reasons why a is wrong
tourist interest is high. So tourists might still pay less and see
the flaw must attack both goals only e does it

by vittalgmat

Sat Nov 28, 2009 1:53 pm
Forum: Critical Reasoning
Topic: manatee
Replies: 9
Views: 5313

This is very tricky. At the outset all look like weakeners. But, in a limited sense, A is better and a strengthener.
Having better hospitals help in better preventive measures, protecting the population against diseases.

HT Helps

by vittalgmat

Wed Nov 25, 2009 10:48 am
Forum: Critical Reasoning
Topic: Recently, some critics of the U.S. government have pointed
Replies: 28
Views: 10051

Mullen has proposed to raise taxes on the rich, who made so much money during the past decade. Yet Mullen’s tax records show heavy investment in business during that time and large profits; so Mullen’s proposal does not deserve our consideration. The flawed reasoning in the argument above is mo...

by vittalgmat

Mon Nov 16, 2009 2:41 pm
Forum: Critical Reasoning
Topic: Good CR ques
Replies: 13
Views: 3138

Only E weakens this economists argument that country B will sell more to European countries to make up for the loss of sales to US. E says that cost of transportation will make the salmon from B more expensive than the salmon from other countries. Imagine this : in ur local grocery store, salmon wit...

by vittalgmat

Mon Nov 16, 2009 11:45 am
Forum: Critical Reasoning
Topic: Solomon Exports
Replies: 6
Views: 1860

In the sentence above, I have a question on choice E. Which clause does weighing modify? 'That of a handheld computer" ie 'length of a handheld computer' ? Ron, Stuart, Stewart? thanks a lot when you have a COMMA + -ING modifier, two things apply: * the modifier itself MODIFIES THE PRECEDING C...

by vittalgmat

Mon Nov 16, 2009 9:56 am
Forum: Sentence Correction
Topic: Electronics company: Quesion on choice E
Replies: 6
Views: 7396

If A, then B. If B, then C. If C, then D. If all of the statements above are true, which of the following must also be true? (A) If D, then A. (B) If not B, then not C. (C) If not D, then not A. (D) If D, then E. (E) If not A, then not D. This is driving me nuts. Whats the explanation? This is a fo...

by vittalgmat

Sun Nov 15, 2009 10:28 pm
Forum: Critical Reasoning
Topic: Very confusing A B C D If then question
Replies: 4
Views: 2603