GMAT Problem Solving

Home > GMAT Test > GMAT Problem Solving Questions

Next steps

Source: Manhattan

Level: 3

The harmonic mean of two numbers x and y, symbolized as h(x, y), is defined as 2 divided by the sum of the reciprocals of x and y, whereas the geometric mean g(x, y) is defined as the square root of the product of x and y (when this square root exists), and the arithmetic mean m(x, y) is defined as For which of the following pairs of values for x and y is g(x, y) equal to the arithmetic mean of h(x,y)and m(x, y)?

  • A x =-2, y = -1
  • B x = -1,y = 2
  • C x = 2,y=8
  • D x = 8, y=8
  • E x = 8, y = 64

Show Answer

Previous       Next