???λ????????? > ?????? > ?????? > ???????????μ??? ????????

???????????μ??? ????????

?????a???????δ????????2012-08-13 14:33:41

?????????????????????????????????????????????????????????????С?????????????????????????

?°??????????????=???????+??????*???????(b)*1%

????????????? ???=??????*0.1*1%

??????????????????"b”??????С;?????????????????о?????????????????????

????100??????????

??????=5%=0%+100*0.05*1%=5%

????=39%=20%+380*0.05*1%=39%

????=59.4%=25%+688*0.05*1%=59.4%

??????=20%=0%+400*0.05*1%=20%

?????=21%=0%+420*0.05*1%=21%

??????=5%=0%+100*0.05*1%=5%

???=40*0.1=0.4

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????????????????б仯??

???? ???? 30% ??? 10% ???? 5% (???????100????????????????)

???? ???? 15% ???? 15% ???? (15%+5%)

??? ?? 25% ???? 20%

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88 0 ???????????????????
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