Andrew Geller

A worker carries jugs of liquid soap from a production line to a packing area, carrying 4 jugs per trip. If the jugs are packed into cartons that hold 7 jugs each, how many jugs are needed to fill the last partially filled carton after the worker has made 17 trips? A. 1 B. 2 […]

If k is an integer and (0.0025)(0.025)(0.00025) × 10k is an integer, what is the least possible value of k? A. -12 B. -6 C. 0 D. 6 E. 12 Correct Answer: E Full explanation coming soon. Send us a note if you’d like this added to the express queue! You’ll find tons of practice questions, explanations for GMAT

The number line shown contains three points R, S, and T, whose coordinates have absolute values r, s, and t, respectively. Which of the following equals the average (arithmetic mean) of the coordinates of the points R, S, and T? A. s B. s+t-r C. (r-s-t)/3 D. (r+s+t)/3 E. (s+t-r)/3 Correct Answer: E Full explanation coming soon. Send us a note if you’d like

If n = 20! + 17, then n is divisible by which of the following? I. 15 II. 17 III. 19 A. None B. I only C. II only D. I and II E. II and III Correct Answer: C Full explanation coming soon. Send us a note if you’d like this added to the express queue! You’ll find

The sum of all the integers k such that −26 < k < 24 is A. 0 B. -2 C. -25 D. -49 E. -51 Correct Answer: D Full explanation coming soon. Send us a note if you’d like this added to the express queue! You’ll find tons of practice questions, explanations for GMAT Official Guide questions, and strategies