应该铅笔盒的价格是8元,应该书包的价格是铅笔盒的6倍,应该书包多少元钱?3~(E){8T5_1l:^+o'S4f.D
算式:提示/R,X'E,I4s;J3~(E){8T5_1l:^+o'S4f.D
口答:应该书包.?:|5S,F4@/J-L*J0`,K9v元钱。3~(E){8T5_1l:^+o'S4f.D