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GMAT Question of the Day (July 4)

Jeff 0

Math

For every point (a, b) lying on line 1, point (b, -a) lies on line 2. If the equation of line 1 is y = 2x + 1, what is the equation of line 2 ?

A. y = \frac{1}{2} + \frac{x}{2}
B. 2y = 1 - x
C. \frac{x + y}{2} = -1
D. y = \frac{x}{2} - 1
E. x = 2y + 1

Question Discussion & Explanation
Correct Answer - B - (click and drag your mouse to see the answer)

Math Revolution

Verbal

Hurricanes at first begin traveling from east to west, because that direction is the way the prevailing winds in the tropics blow, but they then veer off toward higher latitudes, in many cases changing direction toward the east before dissipating over the colder, more northerly waters or over land.

(A) Hurricanes at first begin traveling from east to west, because that direction is the way the prevailing winds in the tropics blow, but
(B) At first, hurricanes travel from east to west, because that is the direction of the prevailing winds in the tropics, but
(C) While hurricanes travel from east to west at first, the direction of the prevailing winds blowing in the tropics, and
(D) Because hurricanes at first travel from east to west, since it is the direction of the prevailing winds in the tropics,
(E) Hurricanes, beginning by traveling from east to west, because this is the direction of the prevailing winds in the tropics,

Question Discussion & Explanation

Correct Answer - B - (click and drag your mouse to see the answer)

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