問(wèn)題已解決
老師,這道題為什么選第四個(gè)答案,幫忙寫(xiě)一下計(jì)算過(guò)程,謝謝
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800+6+(1200-100/5-200)*25%=1051+60*25%=1066
虧損(-4000+100/5)*25%=995,價(jià)值為71
盈利1360*25%=340
你這不對(duì)吧?
2020 05/15 12:46
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陳詩(shī)晗老師 ![](/wenda/_nuxt/img/reply2.28c7604.png)
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2020 05/15 12:50
800+6+(1200-100/5-200)*25%*9/12=989.75+60*25%*9/12=1001
虧損(-4000-100/5)*25%=1005,價(jià)值為-4
盈利(1360-20)*25%=335-4=331
算不出你這D的金額
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84784986 ![](/wenda/_nuxt/img/reply1.d92ea43.png)
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2020 05/15 13:16
老師,那個(gè)200和60是不是不用除以12乘以9了,這樣的話(huà)應(yīng)該是322.25
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陳詩(shī)晗老師 ![](/wenda/_nuxt/img/reply2.28c7604.png)
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2020 05/15 13:28
如果不考慮時(shí)間權(quán)重,那就是
800+6+(1200-100/5)*25%*9/12-200*25%=977.25+60*25%=992.25
虧損(-4000-100/5)*25%=1005,價(jià)值為-12.75
盈利(1360-20)*25%=335-12.75
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