A.42020 B.51020 C.9000 D.52020
ο𰸼
һѡ 1.𰸡A
ɱȷֳɱ㷽Ҫ־ 2. 𰸡B
ҵ緢硢ˮɾҵʺϲƷַ
3. 𰸡B
IJƷÿƷΪɱʺϲ÷
4. 𰸡C
ƷɱDzڵġɱƷڻһ£ڲһ¡ 5. 𰸡A
ұҵǷΪɸ裬Ϊ˿˸ijɱƻִ˲÷ֲƷɱ 6. 𰸡A
ƽнתֲص㡣 7.𰸡A
AƷɱȲƷɱͶ=(30-32)76=-152(Ԫ)ɱȳɱ=-152(3076)100%=-6.67% 8. 𰸡C
ѡABԽߣҵľЧԽѡDDzƷɱɱʣܷӳҵľЧ档 9. 𰸡B
ֱӲϳɱ=100210100%=47.62% 10. 𰸡B
ϼ۸䶯Ӱ=ʵ(ʵʼ۸-ƻ۸)=500(150-130)=10000(Ԫ) 11. 𰸡A
λƷĹʱ䶯Ӱ=(ʵʹʱ-ƻʱ)ƻÿСʱʳɱ=(13-12)90=90(Ԫ) 12. 𰸡A
201511·Ӫҵɱ=ɱ/
100%=1200/2000=60%201512·Ӫҵɱ=ɱ/100%=1500/3000100%=50%ӪҵɱʸߵҵЧ 13. 𰸡A
òƷԭϵʵʳɱƻɱIJ=200(18-15)=600(Ԫ)
14.𰸡B
λƷĹʱ䶯Ӱ=(11.84-15)100=-316(Ԫ) ѡ 1. 𰸡ABC
ȷƷɱ㷽ʱҪǵУɱɱں깤ڲƷ֮ķ䡣 2. 𰸡ABCD ѡȷ 3. 𰸡ABC
ѡABCDzƷɱҪ 4. 𰸡AD
ѡBҵĩڲƷҪ깤ƷڲƷ֮з䣬ѡCijɱƷڻһ£Ʒַ 5. 𰸡ABC
ҵIJƷǵһƷֱ֣Ӹйԭʼƾ֤ûܱǼɱϸˣƲƷɱ㵥ɼòƷܳɱ͵λɱ
ҵͬʱֻϵIJƷӦƷַɱһɱϸˣֱӷֱӼòƷɱϸ(Ϻ
˹)ӷðǡķ䷽Ƹַ÷Ҫط()
6. 𰸡ABC
һ㲻깤ƷڲƷ֮ɱ⣬ڲƷ½깤Ҫ깤ƷڲƷ֮á 7. 𰸡ACD
£ĩ깤ƷڲƷ֮ķ÷¼
(1)ǵĩɱʱ깤ƷڲƷ֮õ⡣
(2)СڲƷһ㶼ͬʱ깤ĩɱʱȫѾ깤ȫû깤һҲ깤ƷڲƷ֮õ⡣
(3)ڲƷ½깤ʱҪ깤ƷڲƷ֮áԲȡķ簴ռƻλɱλɱȼ깤Ʒɱ
8. 𰸡ABD
÷ڸ¼ӷˮƽӰȷԡ 9. 𰸡BC