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.

The price of gasoline at a service station increased from $1.65 per gallon last week to $1.82 per gallon this week. Sally paid $26.40 for gasoline last week at the station. How much more will Sally pay this week at the station for the same amount of gasoline?

The price of gasoline at a service station increased from $1.65 per gallon last week to $1.82 per gallon this week. Sally paid $26.40 for gasoline last week at the station. How much more will Sally pay this week at the station for the same amount of gasoline? A. $ 1.70 B. $2.55 C. $2.64 […]

The price of gasoline at a service station increased from $1.65 per gallon last week to $1.82 per gallon this week. Sally paid $26.40 for gasoline last week at the station. How much more will Sally pay this week at the station for the same amount of gasoline? Read the Full Article »

The table shows a summary of the ticket sales from four performances of a certain play. What is the difference between the maximum and the minimum ticket-sale revenue from a single performance?

The table shows a summary of the ticket sales from four performances of a certain play. What is the difference between the maximum and the minimum ticket-sale revenue from a single performance? A. $4,000 B. $5,100 C. $6,200 D. $7,000 E. $9,600 Correct Answer: D Full explanation coming soon. Send us a note if you’d

The table shows a summary of the ticket sales from four performances of a certain play. What is the difference between the maximum and the minimum ticket-sale revenue from a single performance? Read the Full Article »

The positive two-digit integers x and y have the same digits, but in reverse order. Which of the following must be a factor of x + y?

The positive two-digit integers x and y have the same digits, but in reverse order. Which of the following must be a factor of x + y? A. 6 B. 9 C. 10 D. 11 E. 14 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

The positive two-digit integers x and y have the same digits, but in reverse order. Which of the following must be a factor of x + y? Read the Full Article »