ѡ⣺
ijҵڹҵҵΪֵ˰һ˰ˣõֵ˰˰Ϊ17%ijҵ2012ȷIJֽ£
(1)68գAһ֧ۿ936Ԫ(ֵ˰)֧ӷ20ԪAרڳĽ衣
(2)610գҵһBίмҵӹCƷBϵʵʳɱΪ100Ԫ
(3)620գDһȡõֵ˰ר÷Ʊעۿ300Ԫ˰51Ԫ֧16.13Ԫȡ䵥λߵ䷢ƱDEƷֹ630գEƷӹɡȫDϣӹ50Ԫ15ԪƷʧ2Ԫ
Ҫϣأشе(1)(2)⡣
(1)EƷӹɺ˼ֵΪ( )Ԫ
A.378
B.379.13
C.380
D.381.13
(2)ijҵ2012630ʲծдĿʾĽΪ( )Ԫ
A.1414
B.478
C.1281.13
D.479.13
(1)𰸡A
EƷ˼ֵ=300+16.13(1-7%)+50+15-2=378(Ԫ)
(2)𰸡B
ĿĽ=100+378=478(Ԫ)