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꼉σԔW(xu)ճԇԇ
F҂ҪõԇԇǼ}ڼпԇMߙzyԇߌW(xu)rOҎr(sh)gɵԇҊ(jin)^(gu)ԇʲôӵСʹ꼉σԔW(xu)ճԇԇϣ
꼉σԔW(xu)ճԇԇ ƪ1
һ22֣
l.һ(g)ă|λ5f(wn)͂(g)λҲ5λ϶0@(g)(xi)ʡf(wn)λβǣ
22Сr(sh)15=Сr(sh)4.2=ǧ
3@(g)125@ࣨ
46154524£ߣߣߣߣС
5һ(g)AFwe76e19ƽ@(g)AFĸǣ
6218123(jin)()ֵ()
7һ(g)ֱɂ(g)JǶȔı3:2,@ɂ(g)JǷքeǣ
812пx4(g)Mһ(g)Ո㌑(xi)ֵͬăɽM
9ҵıȞ54הҔࣨҔֱȼה٣
10a31.8Ĕúĸʽӱʾǣa=2.4r(sh)@(g)ʽӵֵǣ
11ͶS100Ӳ48ôͶS101ӲϵĿǣ
12һL(chng)2ֱAľM(zh)ȥ2ԭ(li)ʣµĈAwľϵ'ep12.56ƽԭ(li)Awľϵĵeǣƽweǣ
Дࣨ7֣
1AFwĵ돽U3߲׃weҲU3
2ڱɂ(g)헵ij˷e1ôMɱ헵ăɂ(g)һ鵹
310Ƭքe(xi)(zh)110@ЩһżĿ1/5
44a=3bôab=43
5ČW(xu)УߵӰԺ1012ÿߵ·̵(jin)56()
6ɂ(g)ķȻһǻ|(zh)()
7a(chn)90(g)10(g)ǏUƷϸ90%
x(7)
1ijŮ˔47˔23ô˔Ů˔
AСBC
2ija(chn)Ʒr(ji)ǰۃr(ji)150Ԫr(ji)ۃr(ji)120Ԫ()
A.20B.25C.80D.75]
3Ԓ(hu)_ǣ
AһNƷ۳ñtەr(sh)ԓƷֻ@20%
BĽDz60
Cĸܱ25ķ֔һܻС
4ɸ2L(chng)Fzһȥ34ڶȥ34²()
AL(chng)BһL(chng)CڶL(chng)
5ͬL(chng)Kքeһ(g)L(chng)κ͈Aeǣ
AL(chng)BCA
6иɷNɷP(gun)ϵǣ
AεL(chng)߅L(chng)B·һr(sh)gٶ
C4x=5yDAİ돽e
7ڱ12000000ĵ؈Dü׳ǵҳǵľx2׳ǵҳǵČ(sh)Hx()
A.0.4ǧB.4ǧC.40ǧD.400ǧ
Ӌ㣨26֣
1ֱӌ(xi)Ô8֣
19949100.0151.41.62.540
23910=2467=14+13=13213=
2ÓʽӋ㣨12֣
38[121323]51179+79611
3ʽӋ㣨6֣
10.6c2.25ķeȥ3.2cl.85IJǶ
2һ(g)3430251.5@(g)
Ҫи}8֣
Ҫգÿ(g)߅L(chng)1СΣ
1εeǣƽף
2(hu)һ(g)ceȵƽ߅Σ
3ƽ߅ΰ21ı(hu)ŴĈDΣ
4Ŵecԭ(li)eıǣ
Q(wn)}30֣
1҃ɵ360ǧһv܇(ch)ļ_(ki)ҵȫ̵49@r(sh)ضǧ
2200831հ2000Ԫyʞ5.22%ڕr(sh)5%Ϣöȡr(sh)һȡضԪ
3ͽ˹ӹ80(g)ͽܼӹĂ(g)ǎ35ͽܸӹق(g)
4õһNAFw䓲TĵL(chng)12.566ÿ7.8@(g)ضǧ
5һl·꠆Ϊ12꠆Ϊ15ގ
6r(chng)ոСǰ3ո165@Ӌ^mո8һոٹ
꼉σԔW(xu)ճԇԇ ƪ2
һ}20%
15.07Ҫ()(g)0.01ܵõ
2һ(g)λʮλǧλʮf(wn)λλ϶8λϵĔֶ@(g)(xi)()x()
3A=223B=2C5֪ABɔs6ôC()ABС()
40.375=()/()=()24=()%=1.5:()
5҃ɔƽ24הcҔı5:3ה()Ҕ()
6W(xu)УI(mi)aֻȥ168Ԫÿֻ@FcԪÿֻ@()Ԫ
7ה4/5Ҕ4/7֪Ҕ4.2ה()
8悵˿ԡf(wn)λs4f(wn)Ӌ(sh)H˿()()
9С5000ԪX(qin)浽y2.25%(ʺ)ڕr(sh)Ϣ()Ԫ
10Сȥ̵ُ߅X(qin)ȫI(mi)I(mi)12ȫI(mi)䓹PI(mi)3֧FСI(mi)8߀I(mi)䓹P()֧
11СɸL(chng)14Fz4:3L(chng)ȏ(۽ͬ)Ȼ[һβBƽ߅֪@(g)߅εe24ƽ^L(chng)߅ϵĸ()
12шAĂչ_(ki)õһ(g)L(chng)1812L(chng)@(g)A.we()Ҳ()(}еħȡֵ3)
Д}7%
12000cʮ(g)()
2һ(g)Сĩβ3(g)@(g)СĴС׃()
30.5С0.7ķֻ֔1(g)()
4xһ(g)ż3xһһ(g)攵()
5һL(chng)2ľ䏳ͬL(chng)4ÿռ@ľϿL(chng)1/4ÿL(chng)0.5ÿһõĕr(sh)gȫr(sh)g1/3()
6(jng)(zh)40|NFֻʣ5000f(wn)N@е97.5%()
78(g)1СKƴһ(g)wȥһ(g)СKıe׃()
x}6%
1Mһܳɞ黥|(zh)һM()
A.|(zh)cϔB.攵cżC,|(zh)c|(zh)D.żcż
2зܻ֔С()
A.7/16B.5/35C.7/8D.3/15
3aȻ(01)ʽ()
A.a+2/3B.a2/3C.a2/3D.2/3a
4һNͯ܇(ch)ԭr(ji)154ԪFڽr(ji)2/7Fۃr(ji)()Ԫ
A.154(1-2/7)B.1542/7C.154(1-2/7)
5һKƤͬĈAwAwĵe()
A.B.ɷC.ɱ
6֪һ(g)εăɂ(g)J@(g)()
A.JB.ֱC.gD.ܴ_ʲô
Ӌ}
1.δ֪X6%
5x-0.810=3.191/23/8=x+1/4x
2.ܺ(jin)ú(jin)㷽Ӌ12%
4/9(5/6-0.2)19/25(7.2+4/5)-17/251/8
[2.5-(17/20+0.15)0.6]2/5(5/8+1/27)8+19/27
3.оCʽӋ8%
(1)12pȥ301/5õIJ0.01eǶ?
(2)һ(g)2541/63@(g)
}5%
(1)(hu)СAc(din)ȫ^(gu)R··(xin)
(2)ڌR·߅һðؘ(sh)ؘ֪(sh)cAc(din)B(xin)cR·߅60AՈһ(g)С̖˳ؘ(sh)ĴŸλ
(3)DϵľxR·Č(sh)H
}36%
1.ԭÿˮ18.2ʹùˮ^ԭ(li)һõˮFڿԶÃɂ(g)¡Fÿ(g)ˮ?li)?
2.һͰһȥ20%ڶȥ2.4ǧ߀ʣ1.6ǧ@Ͱضǧ?
3.һתҪ10Сr(sh)ͬĕr(sh)gֻ@5/6˺@΄(w)Ҫٕr(sh)g?
4.҃v܇(ch)ͬr(sh)Rf܇(ch)վ_(ki)̩ݰ؛܇(ch)20犵_܇(ch)30犵_@܇(ch)քe220ǧABɵͬr(sh)_(ki)r(sh)܇(ch)˶ǧ?
5.҃ɂ(g)AˮͰͰİ돽10Ͱİ돽8߶24ͰbM(mn)ˮͰôͰˮ?
6.СċϽȥһ̵T(mn)N(zh)һVơ·һɴ8۳ۡСċеһ·(jng)^(gu)һӑr(ji)߀r(ji)ك(yu)5%YСċ150ԪX(qin)I(mi)@·ͬW(xu)@·ԭr(ji)ǶԪ?
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