Math (DS) and are prime integers. What is ? 1. is a prime integer 2. GMAT Daily Deals Combinations VS Permutations? Come listen to GMATPill explain what you need to know about nCr and nPr formulas in these...

Of all the question types on the GMAT,  Sentence Correction may seem the most arbitrary to prospective examinees.  Math we get: nearly all MBA graduates will have to make decisions using numbers and nearly all MBA programs require coursework in areas like...

Many GMAT preppers struggle with Sentence Correction. Probably most reading this post have some trouble with it. But why should that be? Presumably everyone reading this speaks English. That’s the key to the puzzle right there. We all speak...

Math (DS) The bowl contains chips of red and green color and no chips of any other color. If two chips are drawn from the basket at random without replacement, what is the probability that both chips will be green? 1. 20% of all chips in the...

Math (PS) If function satisfies for all , which of the following must be true? (A) (B) (C) (D) (E) GMAT Daily Deals Join Kaplan in their Road to Business School. Seminars, meet and greets, and admission advice. Register now! Get a head start on application...

Math (PS) How many odd three-digit integers greater than 800 are there such that all their digits are different? (A) 40 (B) 56 (C) 72 (D) 81 (E) 104 GMAT Daily Deals Experience the Manhattan GMAT difference at one of our free trial classes. Attend the first session of our full course and...

Math (PS) If equation encloses a certain region on the coordinate plane, what is the area of this region? (A) 20 (B) 50 (C) 100 (D) 200 (E) 400 GMAT Daily Deals Start Working With An Admissions Expert Today. Pay Later with @VeritasPrep, but hurry, prices go up July 1 so use...

The practice GMAT problem below is an example of a Critical Reasoning bolded statement question. On bolded statement questions with two separate bold statements, determine what role the first bolded statement is playing in the argument, then determine what role the second bolded...

Math (PS) Jack can complete the task in 8 hours. Tom can complete the task in 12 hours. If Jack works on the task alone for 4 hours and then Tom starts to help him, how many hours in total will Jack have worked by the...

Math (DS) grams of water were added to the 80 grams of a strong solution of acid. As a result, the concentration of acid in the solution became times of the initial concentration. What was the concentration of acid in the original solution? ...