有4袋黄豆7袋黑豆,每袋的净重相等,黄豆比黑豆少540斤。如果两种豆的出油率均为12.5%,可共榨油多少斤?._.j1D1A9V*N0^(o
算式:提示*?:a.W2D0g0H.?)a1p7e*X+n2K;C.s)L/D5h9n._.j1D1A9V*N0^(o
答:可共榨油._*v1Q+e/~-{'c7c3L6l斤。._.j1D1A9V*N0^(o