您好,1、先進先出法銷售成本1500*30%2B1000*30%2B1200*28%2B300*29%2B2400*29=186900
期末成本=800*29%2B1800*31=79000
月末一次加權(quán)平均法單位成本(2500*30%2B1200*28%2B3500*29%2B1800*31)/(2500%2B1200%2B3500%2B1800)=265900/9000=29.5444
銷售成本29.5444*(1500%2B2500%2B2400)=189084.16
期末成本2600*29.5444=76815.44