Problem Solving

GMAT Question of the Day (Oct 10): Statistics and Critical Reasoning

By - Oct 10, 02:00 AM   Comments [0]

Math (PS) Which set(s) has the greatest standard deviation? 1. Set 1 consisting of 10 digits 2. Set 2 consisting of 10 first positive consecutive even numbers 3. Set 3 consisting of 10 first primes (A) set 1 (B) set 2 (C) set 3 (D) set 1 and 2 (E) set 1, 2, and...

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GMAT Question of the Day (Oct 8): Word Problem and Critical Reasoning

By - Oct 8, 02:00 AM   Comments [0]

Math (PS) A car dealership sold two cars: the first car at a 10% profit and the second car at a 10% loss, which gave them an overall profit margin of 5% from these two sales. If the dealership’s total profit was $1000, what was the...

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GMAT Question of the Day (Oct 4): Arithmetic and Sentence Correction

By - Oct 4, 02:00 AM   Comments [0]

Math (PS) A computer generated a sequence of numbers using the following formula: is the common difference between any two consecutive terms of the sequence If the sum of the second and the fifth terms of the sequence is 8 and the sum of the...

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GMAT Question of the Day (Oct 3): Rate Problem and Sentence Correction

By - Oct 3, 02:00 AM   Comments [0]

Math (PS) Lionel left his house and walked towards Walt’s house, 48 miles away. Two hours later, Walt left his house and ran towards Lionel’s house. If Lionel’s speed was 4 miles per hour and Walt’s 6 miles per hour, how many miles had Lionel walked...

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Official Guide (OG13) #209-230 Video Explanations

By - Sep 28, 08:09 AM   Comments [0]

GMAT Pill just put up video explanations for Official Guide questions 209-230 to the Practice Pill Platform. Through this link, you can: 1) Keep track of your OG performance online. Just enter in your answer and the system will record your responses. You can favorite them...

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GMAT Question of the Day (Sept 28): Statistics and Sentence Correction

By - Sep 28, 02:00 AM   Comments [1]

Math (PS) The following table shows results of a quality inspection of a lot of 15 mirrors. Defects    Frequency 0 6 1 1 2 4 3 3 4 1 The difference between the median number of defects and the average number of defects in the sample checked is between: (A) -1 and 0 (B) 0 and 0.5 (C) 0.5 and 1 (D)...

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GMAT Question of the Day (Sept 26): Special Operations and Sentence Correction

By - Sep 26, 02:00 AM   Comments [0]

Math (PS) If is the number of distinct positive divisors of , what is the value of ? (A) 3 (B) 4 (C) 5 (D) 6 (E) 7 Question Discussion & Explanation Correct Answer - D - (click and drag your mouse to see the answer) GMAT Daily Deals Manhattan Review MBA...

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GMAT Question of the Day (Sept 24): Arithmetic and Critical Reasoning

By - Sep 24, 02:00 AM   Comments [0]

Math (PS) How many of the three-digit numbers are divisible by 7? (A) 105 (B) 106 (C) 127 (D) 128 (E) 142 Question Discussion & Explanation Correct Answer - D - (click and drag your mouse to see the answer) GMAT Daily Deals e-GMAT: Save up to $536 on the world’s first prep course designed...

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GMAT Question of the Day (Sept 21): Geometry and Sentence Correction

By - Sep 21, 02:00 AM   Comments [0]

Math (PS) There are two concentric circles with radii 10 and 8. If the radius of the outer circle is increased by 10% and the radius of the inner circle decreased by 50%, by what percent does the area between the circles grow? (A) 140% (B) 141% (C) 190% (D)...

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GMAT Question of the Day (Sept 18): Word Problem and Critical Reasoning

By - Sep 18, 02:00 AM   Comments [0]

Math (PS) If the circus were to sell all of its 220 tickets for this month’s performance at its usual price, the revenue from sales would be 10% greater than that collected last month. If the circus raised the ticket price by 5% and sold only...

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