Problem Solving

GMAT Question of the Day (Jul 18): Counting and Sentence Correction

By - Jul 18, 02:00 AM   Comments [0]

Math (PS) If one of two parallel lines has 7 points on it and the other has 8, how many triangles can be drawn using the points? (A) 168 (B) 196 (C) 316 (D) 364 (E) 455 GMAT Daily Deals Save $100, plus get a $275 bonus offer from GMAT Club when you...

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Quick Mental Math: Averages

By - Jul 15, 07:15 AM   Comments [0]

This post was written by Rich Zwelling. For more GMAT prep tips, check out the Knewton GMAT blog. I run the risk of sounding like a hypocrite here. I'm often fond of telling my students that the GMAT is a reasoning test, not a...

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GMAT Question of the Day (Jul 14): Word Problem and Critical Reasoning

By - Jul 14, 02:00 AM   Comments [0]

Math (PS) A number of light bulbs were purchased to illuminate a gym. However, only of them were needed. The extra 160 light bulbs were returned. 60% percent of their cost, or $96, was reimbursed. How much money was spent on illuminating the gym? (A) 360 (B)...

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GMAT Question of the Day (Jul 13): Arithmetic and Critical Reasoning

By - Jul 13, 02:00 AM   Comments [0]

Math (PS) How many distinct integers are factors of 90? (A) 6 (B) 8 (C) 9 (D) 10 (E) 12 GMAT Daily Deals Experience the Manhattan GMAT difference at one of the free trial classes. Attend the first session to get discounts. Learn more! 5 days only: Get 10-20% off of Precision Essay Services...

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How to Approach Rate Problems on GMAT Quant, Part II

By - Jul 9, 08:22 AM   Comments [2]

Last week, I focused on rate problems involving speed (if you're looking to the answer to last week's challenge question, scroll down to the end of this post!). This week, I'm going to shift to work-rate problems, which some students find even more challenging. You...

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GMAT Question of the Day (Jul 7): Overlapping Sets and Critical Reasoning

By - Jul 7, 02:00 AM   Comments [0]

Math (PS) At Daifu university, 40% of all students are both members of a student organization and want to reduce their tuition costs. 20% of those students who want to reduce tuition are not members of the student organization. What percentage of all Daifu students want...

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GMAT Question of the Day (Jul 4): Algebra and Critical Reasoning

By - Jul 4, 02:00 AM   Comments [0]

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...

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GMAT Question of the Day (Jul 1): Counting and Critical Reasoning

By - Jul 1, 02:00 AM   Comments [0]

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...

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GMAT Question of the Day (Jun 30): Coordinate Geometry and Sentence Correction

By - Jun 30, 02:00 AM   Comments [0]

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...

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GMAT Question of the Day (Jun 29): Work Problem and Sentence Correction

By - Jun 29, 02:00 AM   Comments [0]

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...

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