1、应收帐款周转率=20*80%/((4.8+1.6)/2)=5
2、资产周转率=20/((30+47.8571)/2)=51.38%(注:年初流动资产为30*0.28=8.4万元,流动负债=8.4/2=4.2万元,速动资产=4.2*1.6=6.72万元,货币资金=6.72-4.8=1.92万元;年末存货=20*(1-40%)/5-2=0.4万元,年末货币资金=1.92+20*20%+(4.8-1.6)=9.12万元,速动资产=9.12+1.6=10.72万元,期末负债=10.72/1.6=6.7,流动资产=6.7*2=13.4,期末资产总额=13.4/28%=47.8571)
3、资产净利率=20*16%/((30+47.8571)/2)=8.22%