һʦ֮̾Ԥ⼰(һ)

41ijʩĿԤ͹涨׼ֱ֪ӷΪ800ԪУ˹ѺͻеѺϼΪ800Ԫ˹Ѻͻе֮ͼļӷѷΪ20%Ϊ5%ĿIJ˰ΪԪ
A1000                     B1100
C875                      D1200
42װҵ֯ʩ;Ӫķָ
Aֱӷ                     Bҵ
C                               Dʩ
43嵥ΪͶṩƽľɣͳһṩ
AͶ                     Bѯ˾
Cб                                  Ḏ
44Ͷ˱ĴʩĿ嵥ûʩֱ뷢Ŀбˣ
AΪڷֲ嵥ۺϵ
BΪʩĿ
CӦͶ˽в
DҪͶԲ
45ôʩĿ嵥ʱȷ϶ΰ˵ĿҪο
Aʩ淶                     Bʩ֯
Cʩ                    Dʩ
46бļijЩͨһļʩʵֵҪӦ루
AĿ                    BĿ
CʩĿ                    Dֲ
47ڽдʩĿƼʱͶˣ
AԲķʽҪʩĿԲ
BԸʩ֯ƲȡĴʩĿ
CԴʩĿ嵥ĵб֮
DöԴʩĿ嵥κε
48ijĿһ豸вΪ425ԪóΪ189Ԫ˰˰Ϊ20%ֵ˰˰Ϊ17%ְ۸179219Ԫ豸˰ؼѣ豸ĵ۸ΪԪ
A1045                     B129127
C1260                     D74719
49ijĿһ̨豸乺÷Ϊ1325ԪӷΪ12%豸ԭΪԪ
A1506                     B1484
C1183                     D1166
50ijĿ꣬һ100Ԫڶ200ԪȾⷢţ10%ڴϢΪԪ
A25                     B255
C15                    D205
51ΪҵҪҵˮƽжˮƽĹϵǣ
Aߺ޹ϵ                     B
Cǰߵں                     Dǰ߸ں
52ijƷĹС3ɣʱ䶨Ϊ065/m3Ϊm3/ա
A462                     B195
C154                     D051
53ijʩеʱ䶨Ϊ0391̨/100m3֮ϵĹС4ˣûеIJΪm3/̨ࡣ
A64                     B064
C256                   D256
54̯ҵģ
A̶ʲ                     Bʲ
Cʲ                     Dʲ
55йĿ嵥˵вȷǣ
AͶ˶еǹĿб
BͶ˲бдǹĿ
CͶ˲ĶĿ嵥еб˲
Dױ˿ĶĿ嵥еб˲
56иͬй̶ʲǣ
A̶ʲ                 BӪ̶ʲ
C̶ʲ                 DӪ̶ʲ
57ҵҵʽǣ
Aֽ                     Bͬҵʽ
CԻ׻                     D޹Ʒ
58ҵӦڶԳͶʵֵм飬ڣһΡ
Aÿĩ                     Bÿĩ
Cÿĩ                     Dϸȷ
59ijɷ޹˾һ̨豸Ϊ300000ԪֵΪ5%ʹΪ5ꡣҵѡܺͷ۾ɣ豸4۾ɶΪԪ
A38000                     B22000
C17000                     D19000
60i1=2i2,n1=n2/2Pͬʱ
AȷF/Pi1,n1루F/P,i2,n2ĴСϵ
BF/Pi1,n1(F/P,i2,n2)
CF/Pi1,n1=(F/P,i2,n2)
DF/Pi1,n1(F/P,i2,n2)