GMAT Question of the Day (Jan 20): Probability and Sentence Correction

Math (PS)

Two sets are defined as follows:

$A = {2, 3, 4, 4, 4}$
$B = {0, 1, 2}$

If a number is taken from set $A$ at random and another number is taken from set $B$ at random, what is the probability that the sum of these numbers is a prime integer?

(A) $\frac{1}{15}$
(B) $\frac{2}{15}$
(C) $\frac{5}{15}$
(D) $\frac{7}{15}$
(E) $\frac{9}{15}$

OA and Explanation

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Verbal (SC)

People can debate the aesthetic merits of these overwrought, disquieting, sometimes gruesome works of art, but no one can dispute their creators' mastery of the paintbrush as a blunt instrument.

(A) but no one can dispute their creators' mastery of the paintbrush as a blunt instrument.
(B) but none can dispute their creators' mastery of the paintbrush as a blunt instrument.
(C) but not a one can dispute their creators' mastery of the paintbrush as a blunt instrument.
(D) but no person can dispute their creators' mastery of the paintbrush as a blunt instrument.
(E) but none can dispute to their creators' mastery of the paintbrush as a blunt instrument.

OA and Explanation

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GMAT Question of the Day (Jan 20): Probability and Sentence Correction

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