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GMAT Question of the Day (August 26)

Published August 26, 2015 by Jeff
Jeff 0

Math

There are 6 cards numbered from 1 to 6. They are placed into a box, and then one is drawn and put back. Then another card is drawn and put back. If the sum of the two cards was 8, what is the probability that one of the cards drawn was a 5?

A. 1
B. \frac{2}{3}
C. \frac{1}{2}
D. \frac{2}{5}
E. \frac{1}{3}

 

 

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

An increase in the number of protons, when unaccompanied correspondingly by an increase in the number of neutrons, almost always produce an unstable isotope of an element higher on the Periodic Table.

A. when unaccompanied correspondingly by an increase in the number of neutrons, almost always produce

B. when not accompanied by a corresponding increase in the number of neutrons, almost always produce

C. when that is unaccompanied correspondingly by an increase in the number of neutrons, almost always produces

D. if not accompanied by a correspondingly increased number of neutrons, almost always produce

E. if not accompanied by a corresponding increase in the number of neutrons, almost always produces

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

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Jeff

Jeff

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