1997עʦԡ

塢ۺ(Ҫг㲽衣͹2⡣У3910֣4016֡͹26֡)
39ijҵͶ15500Ԫһ̨豸豸ԤƲֵΪ500Ԫʹ3꣬۾ɰֱ߷(˰һ)豸ͶÿӶֱΪ10000Ԫ20000Ԫ15000Ԫ۾ķӶֱΪ4000Ԫ12000Ԫ5000Ԫҵõ˰Ϊ40%ҪͶʱΪ10%Ŀǰ˰Ϊ20000Ԫ(10)

Ҫ(1)ҵӪ仯Ԥδ3ÿ˰
(2)Ͷʷľֵ

𰸣
(1)ÿ۾ɶ=15500-500/3=5000(Ԫ)
һ˰=20000(10000-4000-5000)(1-40%)=20000100060%=20600(Ԫ)
ڶ˰=20000(20000-12000-5000)(1-40%)=20000300060%=21800(Ԫ)
˰=20000(15000-5000-5000)(1-40%)=20000500060%=23000(Ԫ)

(2)һ˰ֽ=(20600-20000)5000=5600(Ԫ)
ڶ˰ֽ=(21800-20000)5000=6800(Ԫ)
˰ֽ=(23000-20000)5000500=8500(Ԫ)
ֵ=56000.90968000.82685000.751-15500=5090.45616.86383.5-15500=17090.7-15500=1590.7(Ԫ)ZK)

ݣ̲ĵ169171ҳ151152ҳ

40ij˾й£(16)

(1)˰Ϣǰ800Ԫ
(2)˰40%
(3)ܸծ200ԪΪծȯƽϢ10%
(4)Ԥͨɱ15%
(5)й600000(ÿֵ1Ԫ)
(6)ÿֵ10Ԫ

ù˾Ʒг൱ȶԤӯȫڷŹٶƱ۸ڼֵȡ

Ҫ󣺪
(1)ù˾ÿӯ༰Ʊ۸񡣪
(2)ù˾ļȨƽʽɱ
(3)ù˾400ԪĸծʹծܶΪ600ԪԱм۸¹عƱ(عƱȡ)ٶٴ뽫ʹծƽϢ12%ͨȨɱ15%ߵ16%˰Ϣǰ󱣳ֲ䡣ʸù˾Ӧıʱṹ(ʾԹƱ۸ߵб)?(4)ù˾ʱṹıǰѻϢ

𰸣
(1)˰Ϣǰ800
Ϣ(20010%)20
˰ǰ780
˰(40%)312
˰468(Ԫ)
ÿӯ=468/60=7.8(Ԫ)
Ʊ۸=7.80.15=52(Ԫ)

(2)Ȩ=6010=600(Ԫ)
Ȩƽʽɱ=10%200/(600200)(1-40%)15%600/(600200)=1.5%11.25%=12.75%

(3)˰Ϣǰ800
Ϣ(60012%)72
˰ǰ728
˰(40%)291.2
˰436.8(Ԫ)
ع=4000000/52=76923()
·ɷ=600000-76923=523077()
µÿӯ=4368000/523077=8.35(Ԫ)
µĹƱ۸=8.35/0.16=52.19(Ԫ)

ˣù˾Ӧıʱṹ

(4)ԭѻϢ=800/20=40
ѻϢ=800/72=1111

ݣ(1)̲ĵ112115196ҳ(2)̲ĵ276279280ҳ(3)̲ĵ311196ҳ(4)̲ĵ105ҳ