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.

On a vacation, Rose exchanged $500.00 for euros at an exchange rate of 0.80 euro per dollar and spent 3/4 of the euros she received. If she exchanged the remaining euros for dollars at an exchange rate of $1.20 per euro, what was the dollar amount she received?

On a vacation, Rose exchanged $500.00 for euros at an exchange rate of 0.80 euro per dollar and spent 3/4 of the euros she received. If she exchanged the remaining euros for dollars at an exchange rate of $1.20 per euro, what was the dollar amount she received? A. $60.00 B. $80.00 C. $100.000 D.

On a vacation, Rose exchanged $500.00 for euros at an exchange rate of 0.80 euro per dollar and spent 3/4 of the euros she received. If she exchanged the remaining euros for dollars at an exchange rate of $1.20 per euro, what was the dollar amount she received? Read the Full Article »

When traveling at a constant speed of 32 miles per hour, a certain motorboat consumes 24 gallons of fuel per hour. What is the fuel consumption of this boat at this speed measured in miles traveled per gallon of fuel?

When traveling at a constant speed of 32 miles per hour, a certain motorboat consumes 24 gallons of fuel per hour. What is the fuel consumption of this boat at this speed measured in miles traveled per gallon of fuel? A. 2/3 B. 3/4 C. 4/5 D. 4/3 E. 3/2 Correct Answer: D Full explanation coming soon.

When traveling at a constant speed of 32 miles per hour, a certain motorboat consumes 24 gallons of fuel per hour. What is the fuel consumption of this boat at this speed measured in miles traveled per gallon of fuel? Read the Full Article »

When n liters of fuel were added to a tank that was already 1/3 full, the tank was filled to 7/9 of its capacity. In terms of n, what is the capacity of the tank, in liters?

When n liters of fuel were added to a tank that was already 1/3 full, the tank was filled to 7/9 of its capacity. In terms of n, what is the capacity of the tank, in liters? A. 10/9 n B. 4/3 n C. 3/2 n D. 9/4 n E. 7/3 n Correct Answer: D Full explanation coming soon. Send us a

When n liters of fuel were added to a tank that was already 1/3 full, the tank was filled to 7/9 of its capacity. In terms of n, what is the capacity of the tank, in liters? Read the Full Article »