甲数的2/3等于乙数的3/4，甲数是18,乙数是7B'z1B;}:K*{9H(S0y)s-R8D1Y'Z，甲数比乙数多0})m0q([6J+d8H%。2|:t+`(u1b/c2o.i5p*v8i;y3b'B2Y2{