Each week John earns X dollars per hour for the first 40 hours that he works that week and Y dollars for each additional hour. How much does John earn per hour for the first 40 hours?
(1) Y=15X
(2) If John works 45 hours in a week, he earns a total of $570 that week.
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AStatement (1) ALONE is sufficient, but statement (2) alone is not sufficient.
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BStatement (2) ALONE is sufficient, but statement (1) alone is not sufficient.
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CBOTH statement TOGETHER are sufficient, but NEITHER statement ALONE is sufficient.
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DEACH statement ALONE is sufficient.
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EStatements (1) and (2) TOGETHER are NOT sufficient.
显示答案
正确答案: C