?????;??????????????????????,?????????????????,?????????R????????????

?????????

???????100???=800????????????????1???=14?????????????????????????ζ???4?????????(???????????)???????4????5??????????3????4??????(?????????????????????)

С??????????????????????1?????????=3???佫????;

???佫????40?????1??????????48.6??????

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

??????????佫???????100???=800???=????4?????=????????????????????8??=????佫????????????3??8??3????72??=5???佫????????佫????72??5=360??(??????e??????-?????壬????-????????????)

?????120????????佫???????100???=2.5?????=35?????????=???0.35??=?????佫?????0.35??360=126??

????????????????100????=0.35??3?????(8?????)??2??3???????????????3??????4??=????2????????????0.35??3???????? 0.35????2????2=0.35??????=87.5?佫????(0.35??50??5??????佫??????????40??????1??????????50?????????)

????????????????100???=80??????=?佫???????1??=?????佫????60??(????????100?????)

???????????????100????=0.45??4?????(7?????)??3??4?????????????1??4??????5??,4???????????5??????????350-255+30(??????5??????)=125??????0.45??4???????????佫????125????3??0.45=18.75????

???????????????ó????????

????????120?????????????????

=360??126??87.5??60??18.75

=19.2??6.72??4.67??3.2??1

??????????????????????????R???????……?????????????????????????????????????????????????????????RMB???

????????佫?????????????????????>???120???>???>???>???

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??????????221???????? ?????????

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