Work problems are definitely not as common on the GMAT as, say, solving simultaneous equations might be; but many test-takers are wary of these problems since they are not as commonly used in everyday life as averages are, for example.  The key to most of...

Math (PS) Which of the following is closest to ? (A) 0.50 (B) 0.89 (C) 0.98 (D) 1.02 (E) 1.05 OA and Explanation GMAT Daily Deals Get your GMAT Tax deduction-save $240 on Knewton’s full GMAT Prep Course. Study anytime, anywhere. Learn more Need to amp up your GMAT studies? Enroll now to receive...

Math (PS) If function satisfies for all , which of the following must be true? (A) (B) (C) (D) (E) OA and Explanation GMAT Daily Deals GMAT Club members receive 10% off of Veritas Prep GMAT Courses and MBA Admission Consulting. More details Prepare for the GMAT...

Math (PS) Which of the following points is not on the line ? (A) (B) (C) (D) (E) OA and Explanation GMAT Daily Deals Join authors of Case Studies and Cocktails for free webinar. Make the most of your MBA on 4.14.11, 8:30PM EST – Join now! Need...

Math (PS) The train consists of 6 carriages, 20 meters long each. The gap between the carriages is 1 meter. If the train is moving at a constant speed of 60 kmh, how much time will it take the train to run through a 1 kilometer...

Math (PS) Machine A can produce 50 components a day while machine B only 40. The monthly maintenance cost for machine A is $1500 while that for machine B is $550. If each component generates an income of $10 what is the least number of days...

Two types of mixture problems often appear on the GMAT.  Because  these types of problems fall into two very specific categories, we can simply learn the correct strategy for each, and then apply it on test day. The first type of problem will have a...

Math (PS) Which expression is the greatest? (A) (B) (C) (D) (E) OA and Explanation GMAT Daily Deals Join us for four free, 90-minute intensive sessions to get advice and strategies from our GMAT and b-school admissions experts. Watch the free recordings at Kaplan Blueprint. Learn more MBA Prep School:...

Math (PS) What is the number of integers from 1 to 1000 (inclusive) that are not divisible by 11 nor by 35? (A) 884 (B) 890 (C) 892 (D) 910 (E) 945 OA and Explanation GMAT Daily Deals Last chance for the March Madness savings on Knewton’s Online Course! Sign up now to save...

Math (PS) If , , , and , what is the value of (A) 10 (B) 15 (C) 20 (D) 25 (E) 30 OA and Explanation GMAT Daily Deals Join us for four free, 90-minute intensive sessions to get advice and strategies from our GMAT and b-school admissions experts....