8-13N
ƷͨIƷ2000λPֵ100ԪλJ120ԪֵƷһη20000Ԫ?0.8%uܷ3룬˰?600ԪҪ
ټ\ڣ
n
ÿ֝?××֝?BR>=2000×100×10.8%/360+3/30
=80Ԫ
IҪ3%Ͷʣ㱣?BR>n
Ŀ=ͶR×Ͷ
=2000×100×3%=6000Ԫ
g200eܷ?%ĿͶʣ٣
:
Ʒ=ÿ֝?#215;-g
=80×230-200=2400Ԫ
=-Ŀ
=2400-6000=-3600Ԫ
=-Ŀʣ
4000Ԫg
=ÿ֝?#215;-g
=80×230-200=2400Ԫ
ʣ
3.ӯļ?
ӯ
=ÿ֝?#215;[ƽ-ƽg]
=ÿ֝?#215;[ƽ-ɢ+1/2]
P351[8-14]۵Ĵģʽ
IHʹ20001000Ԫֵÿ?2룬ҵ¸Z?3500ԪĹ̶200000ԪCзϢôվs12167Ir۳λۃr?250Ԫ125000Ԫ
1
=(ë-̶-)/ ÿ֝?BR>=[1250-1000×2000-200000-125000]/1250
=140e?BR>Hƽg=1/2×/վ+1
=1/2×ɢ+1
=1/2167+1
=84e?BR>HAƿɻ=ÿ֝?#215;ƽ-ƽg
=1250×140-84
=70000Ԫ
[8-6]ij˾Ʒ3000λ70ԪֵλJ100ԪƷĹ̶Է25000Ԫн?%uܷ2%10000Ԫ
Ҫ
1
2Ͷ4%r\
3g200r
4ƽÿ30?BR>:
1ÿ֝?3000×70×9%/360+3000×70×2%/30=192.5Ԫ
=[3000×100-70-25000-10000]/192.5=286e?BR>2
=[3000×100-70-25000-10000-3000×70×4%]/192.5=242e?BR>3=286-200×192.5=16555Ԫ
4ɢ=3000/30=100e?BR> =[286-100+1/2] ×192.5=45333.75Ԫ
ABC
ABCָһ\ʞABCֱ࣬÷ƉS͔յ?BR>һһƷнġ