1._S
1I(y)1Ľԏ1000+60*30318Ԫ
2رM˾z250*3075Ԫ
3ͨ豗UԺľѺϼ?BR>۸=(4000+1000)6.89 =34450 (Ԫ)
=344507 =2411.5 (Ԫ)
2._S(1)
۸=1410-10+65+35=1500(Ԫ)
=۸=150020=300(Ԫ)
(2)
ɼ۸=(۸+)(1-)
=(1500+300)(110)=2000(Ԫ)
=ɼ۸
=200010=200(Ԫ)
(3)ֵ
ɼ۸=۸++
=1500+300+200=2000(Ԫ)
ֵ=ɼ۸
=200017=340(Ԫ)