A person's sales volume is within 10 orders, his salary is 300 yuan; sales volume is 10-20 orders, his salary is 200 + sales volume*10; sales volume is greater than or equal to 20 orders, his salary is 300 + sales Volume*20. How much did he sell last month?
(1). This person's salary this month is 10 yuan more than last month
(2). This person has 2 more orders this month than last month
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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 statements TOGETHER are sufficient, but NEITHER one ALONE is sufficient.
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DEACH statement ALONE is sufficient.
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EStatements (1) and (2) TOGETHER are NOT sufficient.
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正确答案: C