Problem Solving

GMAT Question of the Day (Mar 5): Algebra and Critical Reasoning

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Math (PS) If is a positive integer, is defined as the number of positive integers which are less than and do not have common factor with other than 1. If is prime then (A) (B) (C) (D) (E) 2 Question Discussion &...

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GMAT Question of the Day (Feb 24): Probability and Sentence Correction

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Math (PS) A basket contains 3 blue marbles, 3 red marbles, and 3 yellow marbles. If 3 marbles are extracted from the basket at random, what is the probability that a marble of each color is among the extracted? (A) (B) (C) (D) (E) Question Discussion &...

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GMAT Question of the Day (February 21): Probability and Critical Reasoning

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Math (PS) During the break of a football match the coach will make 3 substitutions. If the team consists of 11 players among which there are 2 forwards, what is the probability that none of the forwards will be substituted? (A) (B) (C) (D) (E) Question Discussion...

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GMAT Question of the Day (February 20): Algebra and Critical Reasoning

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Math (PS) How many real roots does this equation have? (A) 0 (B) 1 (C) 2 (D) 3 (E) 4 Question Discussion & Explanation Correct Answer - A - (click and drag your mouse to see the answer) GMAT Daily Deals Veritas Prep has worked with over 50K students at over 90 locations worldwide....

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GMAT Question of the Day (February 19): Algebra and Critical Reasoning

By - Feb 19, 02:00 AM   Comments [0]

Math (PS) Function is defined as follows: if is positive or 0 then ; if is negative then . Which of the following is true about ? I. II. III. (A) I only (B) II only (C) III only (D) I and III only (E) not I, II, or III Question Discussion...

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GMAT Question of the Day (February 18): Arithmetic and Sentence Correction

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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 Question Discussion & Explanation Correct Answer - C - (click and drag your mouse to see the answer) GMAT Daily Deals Manhattan GMAT: 99 percentile teachers...

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GMAT Question of the Day (Feb 13): Word Problem and Critical Reasoning

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Math (PS) A smith received an order to make a 1 million liter cube-shaped tank (note that 1 cubic meter = 1,000 liters of water). If he has only 4 meter by 2 meter sheets of metal that can be cut, how many metal sheets will...

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GMAT Question of the Day (Feb 12): Algebra and Critical Reasoning

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Math (PS) If and , which of the following must be true, assuming ? (A) (B) (C) (D) (E) Question Discussion & Explanation Correct Answer - С - (click and drag your mouse to see the answer) GMAT Daily Deals Over 4 M students achieved educational...

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GMAT Question of the Day (Feb 11): Rate Problem and Sentence Correction

By - Feb 11, 02:00 AM   Comments [1]

Math (PS) Water flows into an empty tank of 54 liters via 12 small pipes. The rate of each pipe is 1 liter per hour. However, water flows out of the tank via several big pipes at the rate of 1.5 liter per hour. If after...

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GMAT Question of the Day (Feb 7): Mixture Problem and Critical Reasoning

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Math (PS) If a portion of a half water/half alcohol mix is replaced with 25% alcohol solution, resulting in a 30% alcohol solution, what percentage of the original alcohol was replaced? (A) 3% (B) 20% (C) 66% (D) 75% (E) 80% Question Discussion & Explanation Correct Answer - E - (click and drag...

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