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.

An object thrown directly upward is at a height of h feet after t seconds, where h = -16 (t -3)^2 + 150. At what height, in feet, is the object 2 seconds after it reaches its maximum height?

An object thrown directly upward is at a height of h feet after t seconds, where h = -16 (t -3)^2 + 150. At what height, in feet, is the object 2 seconds after it reaches its maximum height? A. 6 B. 86 C. 134 D. 150 E. 214 Correct Answer: B Full explanation coming […]

An object thrown directly upward is at a height of h feet after t seconds, where h = -16 (t -3)^2 + 150. At what height, in feet, is the object 2 seconds after it reaches its maximum height? Read the Full Article »

The hypotenuse of a right triangle is 10 cm. What is the perimeter, in centimeters, of the triangle?

The hypotenuse of a right triangle is 10 cm. What is the perimeter, in centimeters, of the triangle? (1) The area of the triangle is 25 square centimeters. (2) The 2 legs of the triangle are of equal length. A. Statement (1) ALONE is sufficient, but statement (2) alone is not sufficient. B. Statement (2)

The hypotenuse of a right triangle is 10 cm. What is the perimeter, in centimeters, of the triangle? Read the Full Article »