2008мְơмʵģ⼰

һѡ:
1׹˾2004610۲Ʒһۿ500Ԫֵ˰17%յڵҵжһƱһţϢΪ6%ƱݵʱյƱݿΪ()Ԫ
A.500
B.585
C.598.65
D.602.55
׼𰸣d
⡡ӦƱϢ=ӦƱƱ×Ʊ×=585×6%/12×6=17.55Ԫ
յƱݿ=ֵ+Ϣ=585+17.55=602.55Ԫ
2ҵƷһ100Ԫҵۿ10%ֵ˰˰Ϊ17%ֽۿΪ2/101/20n/30ҵƷʱ˷0.5Ԫҵܼ۷㣬Ӧ˿˽ΪԪ
A.90
B.100
C.105.8
D.117.5
׼𰸣c
⡡Ӧ˿=100×1-10%×1+17%+0.5=105.8Ԫ
3׹˾ٷֱȷỵ׼Ӧ˿ƵʧΪ10%2005׼˻ĴΪ15ԪٶΪӦ˿ᣩ깫˾Ӧ˿ʧ8ԪջǰΪ˺Ӧ˿5ԪĩӦ˿Ϊ400Ԫ2005ĩ˾ӦĻ׼Ϊ()Ԫ
A.8
B.20
C.28
D.40
׼𰸣c
⡡2005ĩỵ׼ǰ׼Ŀ=15-8+5=12(Ԫ)
2005ĩӦỵ׼=400×10%-12=28(Ԫ)
4˾㻵ˣ˾20051231Ӧ˿Ϊ500Ԫ͹ʧ£1Ӧ˿Ϊ350Ԫʧ5%12Ӧ˿Ϊ80Ԫʧ20%23Ӧ˿Ϊ50Ԫʧ40%3Ӧ˿Ϊ20Ԫʧ80%ỵ׼ǰ׼ĿΪ6Ԫ˾2005ĩȡĻ׼ΪԪ
A50
B63.5
C69.5
D55.5
׼𰸣b
⡡2005ĩӦĻ׼=350×5%+80×20%+50×40%+20×80%=69.5Ԫ
2005ĩȡĻ׼=69.56=63.5(Ԫ)
5׹˾Ӧ˿500Ԫ۸ijУۼ۸350Ԫۺտге׷ȨӦ˿Ѽỵ׼100Ԫ˰ѡڴ˱ҵ񣬽ʹ׹˾
A.50Ԫ
B.Ӫҵ֧50Ԫ
C.50Ԫ
D.Ӫҵ50Ԫ
׼𰸣b
⡡׹˾ӦծȨ۸еȽڻ׷ȨģӦ»ƴ
裺д350
׼100
Ӫҵ֧50
Ӧ˿500
ʷӪҵ֧50Ԫ