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【单选题】
某粮库里有一堆袋装大米。已知第一堆有303袋大米，第二堆有全部大米袋数的五分之一，第三堆有全部大米袋数的七分之若干。问粮库里共有多少袋大米？（ ）
A.
14公里/小时
B.
16公里/小时
C.
18公里/小时
D.
20公里/小时
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参考答案：
参考解析：
刷刷题刷刷变学霸
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A.
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B.
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C.
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D.
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