问题 解答题

(本题满分16分,第(1)小题6分,第(2)小题10分)

某团体计划于2011年年初划拨一笔款项用于设立一项基金,这笔基金由投资公司运作,每年可有3%的受益.

(1)该笔资金中的A(万元)要作为保障资金,每年年末将本金A及A的当年受益一并作为来年的投资继续运作,直到2020年年末达到250(万元),求A的值;

(2)该笔资金中的B(万元)作为奖励资金,每年年末要从本金B及B的当年受益中支取250(万元),余额来年继续运作,并计划在2020年年末支取后该部分资金余额为0,求B的值.(A和B的结果以万元为单位,精确到万元)

答案

(1)186万元(2)2133万元

(1)A1+=250,A≈186(万元).(6分)

(2)=0,(11分)

-250+┅+1.03+1=0

B=≈2133(万元).(16分)

句型转换

句型转换。

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5. My father took me to school in his car because I was late. (改为同义句) 

                                                                                                                      

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