要算profit and loss account ,条件给出 rent and insurance 是98000,但给出的另外条件又有

题目

要算profit and loss account ,条件给出 rent and insurance 是98000,但给出的另外条件又有
2.The rent and insurance includes a premium,$1,800,which covers the 12 months to 28 February 我搞不清楚这个 a premium 是自己已支出包含在 rent and insurance 还是说要自己另外再支出1800?感激不尽!

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