sven1569 wrote:酒一箱24瓶,每瓶330ml,每一瓶的酒精度數為4.2%一箱則是7.92公升。試問每公升按酒精度數每度徵收7元。每一箱應徵收多少元? 4.2*7*0.33*24 = 232.848這樣子吧