GMAT Practice Questions - GMAT Practice Question #14

Read the following GMAT practice question and statements below it. Then, see if you can choose the correct multiple choice answer:

GMAT Practice Question

Three printing machines, a, b, and c, working alone and at their respective rates, can print 100,000 copies of a flier in 40 hours. How long does it take machine c to print 200,000 copies of the flier?

1. Machines a and c, working together, can print 100,000 copies of the flier in 48 hours.
2. Machines a and b, working together, can print 200,000 copies of the flier in 120 hours.

A) Statement (1) ALONE is sufficient, but statement (2) is not sufficient.
B) Statement (2) ALONE is sufficient, but statement (1) is not sufficient.
C) BOTH statements TOGETHER are sufficient, but NEITHER statement ALONE is sufficient.
D) EACH statement ALONE is sufficient.
E) Statements (1) and (2) TOGETHER are NOT sufficient.

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