GMAT Question of the Day (March 30)

Math

If the Earth's orbit around the Sun is a circle, by how much will the length of the Earth's orbit increase if the radius of this orbit grows by $\frac{\pi}{2}$ meters?

A. 1 meter
B. 2 meters
C. $\pi$ meters
D. $2\pi$ meters
E. $\pi^2$ meters

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

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Verbal

Carnivorous mammals can endure what would otherwise be lethal levels of body heat because they have a heat-exchange network which kept the brain from getting too hot.
a) which kept
b) that keeps
c) which has kept
d) that has been keeping
e) having kept

Question Discussion & Explanation

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

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GMAT Question of the Day (March 30)

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