盈盈吃了一份儿童套餐和一对鸡翅,共花了32元钱,其中儿童套餐21元钱,一对鸡翅多少元钱?,Z'c({6~,j*|
算式:提示+d/g5y.A+k)^)|,?1D.},Z'c({6~,j*|
答:一对鸡翅4_8J){8d3w5s3w元钱。,Z'c({6~,j*|