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 (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? ...

Math (DS) A rectangle is inscribed in a circle of radius 5. Is the area of the rectangle bigger than 48 ? 1. The ratio of the lengths of sides of the rectangle is 3:4 2. The difference between the lengths of sides of the rectangle is smaller...

As you try the practice GMAT problem below, remember that on Critical Reasoning inference questions you should accept all of the information in the stimulus as true. When you read the answer choices look for an option that must be true based on...

Math (PS) If 10 dollars are equivalent to 24 francs and 12 pounds are equivalent to 36 francs, what is the pound equivalent of 95 dollars? (A) 58 (B) 64 (C) 68 (D) 76 (E) 82 OA and Explanation GMAT Daily Deals Manhattan GMAT is releasing 2 new books: Foundations of GMAT Verbal and...

Math (PS) If curves and enclose a sector on the top part of XY-plane, what is the area of this sector? (A) (B) (C) (D) (E) OA and Explanation GMAT Daily Deals Manhattan GMAT is releasing 2 new books: Foundations of GMAT Verbal and Advanced Quant. Order...

Math (DS) If , what is ? 1. is an integer 2. is an integer OA and Explanation GMAT Daily Deals GMAT Club members receive 10% off of Veritas Prep GMAT Courses and MBA Admission Consulting. Learn more Stacy Blackman Consulting offers comprehensive MBA consulting services – Save $100 when...

Math (PS) If the power of an engine grows by 10% when the number of its cylinders is increased by one, which of the following is closest to the ratio of the power of a 9-cylinder engine to that of a 12-cylinder engine? (A) 0.69 (B) 0.71 (C) 0.72 (D)...

Math (PS) There are 3 red chips and 2 blue chips. When arranged in a row, they form a certain color pattern, for example RBRRB. How many color patterns are possible? (A) 10 (B) 12 (C) 24 (D) 60 (E) 100 OA and Explanation GMAT Daily Deals Manhattan GMAT is releasing 2 new books:...

Math (DS) Water evaporates at the rate of two liters per hour per one square meter of surface. How long will it take to evaporate 30 liters of water from a swimming pool full of water with vertical walls and a flat bottom that holds 56...