解:设甲种存款x元,那么乙种存款400000-x元。5.5%x(1-20%)+(400000-x)4.5%*(1-20%)=152004.4%x+3.6%(400000-x)=152000.8%x=15200-144000.8%x=800x=100000元甲种存款10万元乙种存款30万元
设甲存款x万员x*0.055*0.8+(40-x)*0.045*0.8=1.520.044x+1.44-0.036x=1.520.008x=0.08x=10B=40-10=30万员