Problem Solving

GMAT Question of the Day (July 24): Mixture Problem and Critical Reasoning

By - Jul 24, 02:00 AM   Comments [0]

Math (PS) There are two bars of gold-silver alloy; one piece has 2 parts of gold to 3 parts of silver, and the other has 3 parts of gold to 7 parts of silver. If both bars are melted into a 8-kg bar with the final...

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GMAT Question of the Day (July 20): Counting and Sentence Correction

By - Jul 20, 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 Question Discussion & Explanation Correct Answer - D - (click and drag your mouse to see...

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

By - Jul 18, 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 (July 17): Arithmetic and Critical Reasoning

By - Jul 17, 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 Question Discussion & Explanation Correct Answer - E - (click and drag your mouse to see the answer) GMAT Daily Deals Excellent: Knewton Gmat Prep, $350 total savings when you enroll via GMAT Club. Limited...

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GMAT Question of the Day (July 11): Overlapping Sets and Critical Reasoning

By - Jul 11, 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 (July 6): Algebra and Critical Reasoning

By - Jul 6, 02:00 AM   Comments [0]

Math (PS) If function satisfies for all , which of the following must be true? (A) (B) (C) (D) (E) Question Discussion & Explanation Correct Answer - B - (click and drag your mouse to see the answer) GMAT Daily Deals Manhattan GMAT: The best teachers,...

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GMAT Question of the Day (July 5): Counting and Critical Reasoning

By - Jul 5, 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 Question Discussion & Explanation Correct Answer - C - (click and drag your mouse to see the answer) GMAT Daily Deals Excellent: Knewton Gmat Prep, $350...

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GMAT Question of the Day (July 4): Coordinate Geometry and Sentence Correction

By - Jul 4, 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 Question Discussion & Explanation Correct Answer - D - (click and drag your mouse to see the answer) GMAT Daily Deals Non-native? Level the playing...

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GMAT Question of the Day (July 3): Work Problem and Sentence Correction

By - Jul 3, 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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GMAT Question of the Day (June 28): Counting and Sentence Correction

By - Jun 28, 02:00 AM   Comments [0]

Math (PS) How many integers between 18 and 70 inclusive are divisible by either 7 or 9 but not both? (A) 11 (B) 12 (C) 13 (D) 14 (E) 15 Question Discussion & Explanation Correct Answer - B - (click and drag your mouse to see the answer) GMAT Daily Deals e-GMAT: 36 hours of...

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