Working together, Machine A and Machine B can produce a total of 200 widgets in 4 hours. How many hours would it take Machine A, working alone, to produce 200 widgets?
(1) Working alone, Machine B takes 5 hours to produce 50 widgets.
(2) Machine A can produce 4 widgets in the same amount of time it takes Machine B to produce 1 widget.
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AStatement 1 ALONE is sufficient to answer the question, but statement 2 alone is NOT sufficient.
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BStatement 2 ALONE is sufficient to answer the question, but statement 1 alone is NOT sufficient.
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CBOTH statements 1 and 2 TOGETHER are sufficient to answer the question, but NEITHER statement ALONE is sufficient.
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DEach statement ALONE is sufficient to answer the question.
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EStatement 1 and 2 TOGETHER are NOT sufficient to answer the question.
显示答案
正确答案: D