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You are here: Home / Archives for GMAT Data Sufficiency

GMAT Data Sufficiency

Inequalities and Number Properties DS

March 27, 2014 By K S Baskar Leave a Comment

Inequalities and Number Properties Data Sufficiency QuestionIf m,n ≠0, is m^n > n^n? (1) |m| = n(2) m < n … [Read more...] about Inequalities and Number Properties DS

Data Sufficiency : Number Properties and Probability

March 17, 2014 By K S Baskar 1 Comment

A Data Sufficiency Question - Number properties and ProbabilitySet A contains distinct integers: A = {2,4,6,-8,x,y}. When two numbers from this set are picked and multiplied, what is the probability that the product is less than zero?(1) x*y is not equal to zero.(2) |x| = |y|Correct Answer is choice B. Statement 2 alone is sufficient.Explanatory AnswerAlternatively, here is the … [Read more...] about Data Sufficiency : Number Properties and Probability

Arithmetic Mean – Data Sufficiency

March 15, 2014 By K S Baskar Leave a Comment

Here is an easy Descriptive Statistics Data Sufficiency Question What is the median of a set of 10 positive integers? 1. The numbers are in an AP with the first term being 10 2. The arithmetic mean of these 10 numbers is 55 Answer - Choice C Explanatory Answer Break down the process of solving any DS question into 3 mandatory steps and 1 optional step. Step 1 : … [Read more...] about Arithmetic Mean – Data Sufficiency

GMAT DS : Number Properties : Even numbers

December 1, 2013 By K S Baskar Leave a Comment

Is the positive integer x even?1. (x - 1) is a prime number2. (x^2 - 1) is a prime number … [Read more...] about GMAT DS : Number Properties : Even numbers

GMAT DS : Percents, Profits

October 7, 2013 By K S Baskar 1 Comment

QuestionTwo products A and B that cost $2000 and $1000 respectively were marked up with a profit of x%. What is x?1. If a discount of (2x/5)% is offered on the marked price of product A and if product B is sold at the marked price, the profit made on both products will be the same.2. If the markup on Product A is half that of product B, the profit made on both the products will … [Read more...] about GMAT DS : Percents, Profits

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