甲、乙、丙三数之和是1160,甲是乙的一半,乙是丙的2倍。三个数各是多少?'P(r2g:s(C1V/\5H1B4D6]:Z)Y
解:
算式:提示/u*t)D7T;b8i(`9u5|/B'P(r2g:s(C1V/\5H1B4D6]:Z)Y
答:三个数各是7S;[-j)K;N、8q*Y8j+U,m3V,\1L1s、4h9C(n3i(v;C(l;P/M)I,B,I0X。'P(r2g:s(C1V/\5H1B4D6]:Z)Y