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2014??10??15??????????????????????????????!

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1.?????????????????18??????(??18??)???????????

2.???????????Σ????????????????????????????????????????????????????????????

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1.????????????а???

(1)?????????????150?????????????????????????????￡?3000????;

(2)??????????120??????????????????????????￡?2000????;

(3)???????????????100??????????????????????????￡?1500??????

(4)????????????????50?????????????4??????????????￡?1200??????

(5)????????????????30?????????????4??????????????￡?1000??????

(6)????????????????20?????????????3??????????????￡?800??????

(7)????????????????2??????????????￡?600??????

(8)????????????????1????????￡?500??????

2.???????????????????

(1)?????????????????????н????????100????????

(2)???????????????????????н????????50????????

(3)?????????????????????????????????н????????30????????

(4)??????????????????????????????????н????????25????????

(5)??????????????????????????????????н????????20????????

(6)??????????????????????????????????н????????10????????

3.?????????

(1)??1????300?????1000??????2????????°???1????????????

(2)??2????260?????800??????2????????°???1????????????

(3)??3????220?????600??????2????????°???1????????????

(4)??4~8????200?????500??????2????????°???1????????????

(5)??9~50????180?????400??????2????????°???

(6)??51~100????160?????300??????2????????°???

(7)??101~200????140?????200??????1????????°???

(8)??201~500????120?????150??????1????????°???

(9)??501~1000????110?????100??????2????????°???

(10)??1000+????100?????50??????2????????°???

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