Of the mutual funds on a select list, $$\frac{1}{3}$$ have 5-star ratings, and $$\frac{2}{5}$$ of the remaining funds have 4-star ratings. If the remaining 300 funds on the list have 3-star ratings, how many funds are on the list?
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A500
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B750
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C1,000
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D1,200
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E1,500
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正确答案: B