Andrew Geller

Andrew Geller is a top GMAT tutor based out of New York City. Throughout his career he has successfully taught people from many different backgrounds, countries, and starting scores.

Each person who attended a company meeting was either a stockholder in the company, an employee of the company, or both. If 62 percent of those who attended the meeting were stockholders and 47 percent were employees, what percent were stockholders who were not employees?

Each person who attended a company meeting was either a stockholder in the company, an employee of the company, or both. If 62 percent of those who attended the meeting were stockholders and 47 percent were employees, what percent were stockholders who were not employees? A. 34% B. 38% C. 45% D. 53% E. 62% Correct Answer: […]

Each person who attended a company meeting was either a stockholder in the company, an employee of the company, or both. If 62 percent of those who attended the meeting were stockholders and 47 percent were employees, what percent were stockholders who were not employees? Read the Full Article »

A certain high school has 5,000 students. Of these students, x are taking music, y are taking art, and z are taking both music and art. How many students are taking neither music nor art?

A certain high school has 5,000 students. Of these students, x are taking music, y are taking art, and z are taking both music and art. How many students are taking neither music nor art? A. 5,000 – z B. 5,000 – x – y C. 5,000 – x + z D. 5,000 – x –

A certain high school has 5,000 students. Of these students, x are taking music, y are taking art, and z are taking both music and art. How many students are taking neither music nor art? Read the Full Article »

Ron is 4 inches taller than Amy, and Barbara is 1 inch taller than Ron. If Barbara’s height is 65 inches, what is the median height, in inches, of these three people?

Ron is 4 inches taller than Amy, and Barbara is 1 inch taller than Ron. If Barbara’s height is 65 inches, what is the median height, in inches, of these three people? A. 60 B. 61 C. 62 D. 63 E. 64 Correct Answer: E Full explanation coming soon. Send us a note if you’d

Ron is 4 inches taller than Amy, and Barbara is 1 inch taller than Ron. If Barbara’s height is 65 inches, what is the median height, in inches, of these three people? Read the Full Article »

November 16, 2001, was a Friday. If each of the years 2004, 2008, and 2012 had 366 days, and the remaining years from 2001 through 2014 had 365 days, what day of the week was November 16, 2014?

November 16, 2001, was a Friday. If each of the years 2004, 2008, and 2012 had 366 days, and the remaining years from 2001 through 2014 had 365 days, what day of the week was November 16, 2014? A. Sunday B. Monday C. Tuesday D. Wednesday E. Thursday Correct Answer: A Full explanation coming soon.

November 16, 2001, was a Friday. If each of the years 2004, 2008, and 2012 had 366 days, and the remaining years from 2001 through 2014 had 365 days, what day of the week was November 16, 2014? Read the Full Article »