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            F(xin)ڵλã ԇ > (w)Tԇ >  > МyCo(do) >  > 
            v} | rg | šλ | ɿԃ

            2018ҹ(w)TԇМy}֮Ĵ}

            Դԇ2017-09-15 13:29:33ҪԇϿԇ(w)Tf}
            ԇ2018ҹ(w)TԇМy}֮Ĵ}@ȡ๫(w)T俼YӍՈ΢f}(w)TԇLԇ(w)TԇW(wng)

            /LSa
            @ȡ俼(ni)

            /LSa
            M}MW(xu)ֱn

            ֪(w)TԇМyУ҂Ҫڶ̶̵ăɂСr(ni)ɰف}(sh)P(gun)ϵYϷRДô޵ĕrg(ni)Ч?\úüɺP(gun)IһМy}еĴ}!

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            ij헹׆ΪҪ18СrҪ24СrҪ30СrȰ݆๤ÿ˹һСrQࡣ(dng)깤rҿ( )

            A.8Сr B.7Сr44 C.7Сr D.6Сr48

            𰸣B

            }ĿЃHoһMrgֻһλȿO(sh)ֵO(sh)W=360tЧʷքe201512ұһ݆1Сrһѭh(hun)}һѭh(hun)ڕrg3Сrһѭh(hun)ڵЧʺ20+15+12=4736047=731˹7ʣĹ31F(xin)ɼ׹20߀ʣ11ҁ111560=44ҹrg=7Сr+44xB

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            OOŮƽg10qOgƽpȥOŮgƽõĔ(sh)ֵǠݵĺλςo(j)40OOŮgǶٚq?( )

            A. 2 B. 4 C.6 D. 8

            𰸣A

            @һg}O(sh)OgxqOŮgyq}֪x+y=20@Ȼ}oϢo÷ʽӽxyľw(sh)ֵLԇô뷨}Ɇx-y=?(x+y)(x-y)횝M40ֻAx헷}Ҫ󡣹xA

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            һNǹʽ֮ǰĹʽֱӴMӋ;

            ڶNֵ}ĿЛ]нoP(gun)(sh)(j)҂ԲO(sh)ֵķijɱijO(sh)ֵO(sh)1100;

            NǷ̷ĵľҵP(gun)ϵֻҵP(gun)ϵ֪ȥз;

            ķNǷӑՓ}ĿжNͬr҂x҂քeӋҵ(yu)ݵķ҂׵}Mw

            ijNƷԭr25ԪÿN20F(xin)֪ÿr1ԪN5ij猢ԓƷ8ĻA(ch)ٴ8۳ȫN~Ԫ?

            A.1760 B.1940 C.2160 D.2560

            𰸡B

            ۃr25*0.8=20ԪN20+5*5=45ۃr20*0.8=16ԪN45+4*5=65ȫN~20*45+16*65=1940Ԫ

            Oֵ}

            ijBiI(y)10й100ҌuÿеČuꔵ(sh)ͬuꔵ(sh)5ij12Ҍuôuꔵ(sh)ijУЎ׼Ҍu?

            һ}Д࣬Дֵ}һǞlO(sh)lЌuꔵ(sh)xڶЌuꔵ(sh)ҪжҪM ھˡҪ٣ԓx+1x+2x+3x+4塢һҲԓǵД(sh)}Ŀѽ(jng)֪12ңҔ(sh)ٷքe13141516Ԍu꿂(sh)100x+1+x+2+x+3+x+4+12+13+14+15+16=100x=5.5Ҍu

             

            /LSa(w)TԇͨP(gun)
            @ȡ2018rg
            d2018šλ
            @ȡ2017ʡYӍ
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            (w)Tf}}d ΢"f}칫(w)Tԇ"

            P(gun)]

            2018ҹ(w)TԇՓ俼ָ(do)R

            2018ҹ(w)TԇМy俼ָ(do)R

            vҹ(w)Tԇ}𰸅R | ģMԇ}R

            2017(w)TrΟcR | ɕ~x12

            2018ҹ(w)Tԇrg | 2018rg | šλ

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