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50(sh)W(xu)}
(do)ZF(xin)SijxȥW(xu)(x)W(sh)һ治HԞԼԺпԇʂ䣬ڶҲ_l(f)Լ˼SСҿY(ji)˽(jng)ijЊW(sh)}Ŀϣϣ!gӭxHP(gun)֪RՈP(gun)עCNFLAW(xu)(x)W(wng)ęĿ!
ЊW(sh)Ŀԇ}
1. ҡABɉKֲAҪֲ900BҪֲ1250.֪ÿքeֲ243032AֲBֲ䣬AֲȻD(zhun)Bֲ.ɉKͬr_ʼͬrY(ji)ґ(yng)_ʼڎAD(zhun)B?
2. Kݵeքe51524.ݵϵIJһӺLһӿ.һKݵؿɹ10^ţ30죬ڶKݵؿɹ28^ţ45Kؿɹ^ţ80?
3. ijɼ҃꠳а2.4֧1800Ԫ;ҡ꠳а3+3/4ɣ֧1500Ԫ;ɼס꠳а2+6/7֧1600Ԫ.ڱCһڃ(ni)ɵǰxĂ꠆ΪаM?
4. һA(ni)һLFK.F(xin)_ˮ^йˮ.3犕rˮǡÛ]^Lw.^18ˮѹM.֪ĸߞ50ףLwĸߞ20Lwĵee֮.
5. ҃λϰքeͬӵărُMһNrbُMה(sh)ȼ1/5Ȼҷքe@80%50%r.˶ȫԱҶ@һ@ǡÉُM@Nrb10ԭُM@Nrb?
6. м҃ɸˮքeͬroABɂСͬˮעˮͬĕrg҃ɹעˮ֮75.(jng)^2+1/3СrABɳעˮ֮ǡһ.@rעˮٶ25%ҹܵעˮٶȲ׃ôעMAؕrҹٽ(jng)^СrעMB?
7. СϏļҲȥW(xu)Уһ·̕rְְl(f)F(xin)СĔ(sh)W(xu)GڼST܇ȥoС͕ϕrС߀3/10·δСS˰ְֵ܇ɰְW(xu)У@СȪԲ5犵У.СļҵW(xu)УȫҪٕrg?
8. ס҃܇Aسl(f)(jng)^BCABɵصľxBCɵصľx.܇ٶǼ܇ٶȵ80%.֪܇ȼ܇l(f)11Bͣ7܇tͣC.܇ȼ܇t4犵C.ô܇l(f)犕r܇ͳ^܇.
9. ҃v坍܇(zh)Ж|gĹ·΄(w).܇ΪҪ10Сr܇ΪҪ15Сr܇ͬrĖ|_r܇܇12ǧף|ɳǧ?
10. 3ļb42.5ļb51.5ļb141ļb7.ôҪövd4.5܇һȫ\b?
СW(xu)(sh)W(xu)(yng)}CӖ(xn)(02)
11. ͽ˹ͬӹ170ӹ(sh)1/3ͽܼӹ(sh)1/4߀10ôͽһӹˎׂ?
12. һvI܇cһvСI܇ļҵ.I܇ٶСI܇ٶȵ80%.֪I܇СI܇l(f)17犣ڃɵcͣ5^m(x)ҵ;СI܇l(f);]ֱͣҵСI܇ȴI܇4犵_ҵ.֪I܇10rļسl(f).ôСI܇ʲôrϴI܇.
13. һ׆ΪҪ14Сrɣ҆ΪҪ20Сr.ȴ1СrȻҽ״1СrɼҴ1Сr.......˽湤.ô@r҃˹öСr?
14. S2Ԫ33Ԫ2W(xu)УI32лS4W(xu)УIķNõX?
15. һֻٶ60/ˮٶȞ20/ֵĺεһۿڵεijһٷصԭ3Сr30@lθۿڵijع˶?
16. Z}b43ҼZ}b37ҼZ}bZ}ôZ}bMҼZ}ʣµռҼZ}1/2;ѼZ}bҼZ}ôҼZ}bMZ}ʣµռZ}1/3ÿZ}b۶ه?
17. ה(sh)Ҕ(sh)Ҕ(sh)Ա(sh)(sh)2҃ɔ(sh)֮478.ôұ(sh)֮ǎ?
18. һv܇ļ_ҵ.܇ٜp10%ôҪԭrgt1Сr_ԭ180ǧףٰ܇20%ôɱԭrg1Сr_.ס҃ɵ֮gľxǶǧ?
19. ijУ܊Ӗ(xn)бݱِMһ.ÿ60ˣ@Ҫ4ͬW(xu)ÿ70@Ҫ3ͬW(xu).ôM@ꇵ˔(sh)(yng)?
20. ס_܇ӹκ͈AεăɷN֪܇ÿӹ32LjAε;܇ÿӹ43LjAε;܇ÿӹ54LjAε.@_܇ӹ58Aӹķ(sh)ıȞ433ô@_܇ӹׂ?
СW(xu)(sh)W(xu)(yng)}CӖ(xn)(03)
21. ȦپL30ȡLȞAĽپ3LȞBĽپ5ʣµĽپٽȡ2LȞBĽپ߀0.4ٽȡ2LȞAĽپt߀2LȞAĵڎ?
22. ij˾Ҫ\ͼס҃ɷN.Nÿ700ǧ120ҷNÿ900ǧ80֪һv܇ÿ\d4ô5vͬ܇ͬr\ͣҪ״?
23. ҵW(xu)У·̱ȵw^·L1/4һw^ِ17犵ĕrgߵϢ25ߵW(xu)Уٶȱȏw^rÿ15ҵW(xu)УľxǶ?
24. ͽ˺һ헹ϵúĹЧʱȆΪrҪ1/10ͽܵĹЧʱȆΪr1/5.˺6ȫ̵2/5ͽֆΪ6@r@헹߀13/30δ@헹Ɏһ?
25. 꼉傀ͬW(xu)ֲ100.֪ÿֲĿÔ(sh)ͬҰ(sh)Ķൽٵǡһġ.֪һֲĿÔ(sh)ǶֲĿÔ(sh)ֲ֮ͣĿÔ(sh)ֲĿÔ(sh)֮ôֲٿ?
26. ÿСr13ǧÿСr11ǧףұȼ20Y(ji)ұȼ2ǧ.ҿ˶ǧ?
27. и߶ȵABɂA(ni)ڰ돽քe68.AbMˮBǿյAеˮȫBУyBеˮߵ7/8߀2.ĸ߶Ƕ?
28. 104؛d؞9܇\.֪܇ÿҪ1СrH܇ÿζb1ôǰСr.
29. ͽ˵һ칲ӹ225ڶ¹ˇӹȵһ24%ͽ45%˹ӹ300ڶ쎟ӹ˶ق?ͽܼӹˎׂ?
30. ^СW(xu)M꼉ͬW(xu)ٻɽMҰIгÿ2ǧ.ȥr4r3W(xu)Уxٻɽǧ?
СW(xu)(sh)W(xu)(yng)}CӖ(xn)(04)
31. ijȡMĘ˜ǣÿ^50ȣÿ5;50ְÿ8M.ÿ¼ÑÑཻ3Ԫ3M@¼סҸ˶ٶ?
32. Ӌ2Сrӹһ߀ʣ160rCF(xin)Чʱԭ1/5Y(ji)ԭӋt20΄(w)@жق?
33. o˼ttһЩXȥIR꿨мNR꿨Nÿ1.20Ԫ.@ЩXINҪIҷN8IҷNҪINI6.o˼ttX?ҷNÿX?
34. һλ傀ӺgӣRKǰzgӷֽoӸһg.aֵӵÿó1200Ԫƽֽo]ֵӵăɂ.Ҷf@ӵķ乫ƽôÿgӵărֵǶԪ?
35. ССĮԶ20СoСAtСĮԾС2;СoСAtСĮԾС3.ԭССжٱ?
36. мtSN160.ȡt1/3S1/41/5t߀ʣ120;ȡt1/5S1/41/3tʣ116(1)ԭSׂ?(2)ԭмtׂ?
37. ְ硢ˬF(xin)ڵg64qְֵgǸg3r9q.gg2rְ34q.F(xin)˵gǶٚq?
38. BACɵ֮g.BصAȥl(f)10犺ҏBسl(f)ȥһ.ҳl(f)10l(f)F(xin)҄ðуɷˣBسl(f)T܇ȥsԱ{(dio)^.֪סҵٶ`ٶǼٶȵ3ijl(f){(dio)^BҪöٕrg?
39. ס҃ɂ܇g94ÿ칲ӹ1998.O(sh)ͼg(sh)IJͬ܇gƽÿÿֻa(chn)15܇gƽÿÿa(chn)43.܇gÿήa(chn)܇gװ?
40. ŌW(xu)ؼ10ҷŌW(xu)ؼ14.֪һؼҵ·̱ȼؼҵ·̶1/6ÿ犱Ҷ12ףôһؼҵ·ǎ?
СW(xu)(sh)W(xu)(yng)}CӖ(xn)(05)
41. ijƷÿɱ72Ԫԭrÿ۳100ÿɱ25%r90%ÿNߵԭ2.5@ӋÿԭӎԪ?
42. ҃л܇ٶȱ54.܇Ȱl(f)Bվ_AվߵxBվ72ǧĵطr܇Aվl(f)܇Bվл܇ĵطxABվxı34ôABվ֮gľxǧ?
43. Сӹ35ֻһȥժˮ.ڵĕrһֻһСrɲժ15ǧһֻСһСrɲժ11ǧ.ڈO(jin)ĕrÿֻӲՓСÿСrԲժ12ǧ.һ죬ժ8СrֻеһСrһСrкڈO(jin)Y(ji)ժ4400ǧˮ.@ȺУСӎֻ?
44. ijΔ(sh)W(xu)ِO(sh)һȪ.֪(1)҃У@˔(sh)Ȟ65.(2)ҁУ@Ȫ˔(sh)ռУ@˔(sh)͵60%.(3)҃У@Ȫ˔(sh)֮Ȟ56.У@Ȫ˔(sh)ռԓУ@?c)˔?sh)İٷ֔(sh)ǎ?
45. ֪СcСеٶȱ23СcСеٶȱ45.֪С10犱С420ôС20Сߎ?
46. ӹһԭӋÿӹ15.ɼӹ΄(w)3/5r¼g(sh)Ч20%.Y(ji)΄(w)ĕrgǰ10@Ўׂ?
47. סҶ400ĈAܵM10000ױِ.ˏcͬrͬl(f)_ʼrٶȞ8/ҵٶȞ6/ÿԺٶÿp2ҵٶÿp0.5.@ȥֱװl(f)F(xin)ҵһΏĺԼ_ʼ˶Լٶÿ0.5ֱKc.ôI(lng)ߵ_Kcrһ˾xKc?
48. СļȥW(xu)УÿСrԭ1.5ǧ@·ֻԭrg4/5;ÿСrԭ1.5ǧô@·ĕrgͱԭrg֎֮?
49. ҡF(xin)ڵg64q.21qr17q;18qrgǶ3.F(xin)ڵgǎךq?
50. ӹһԭӋÿӹ30.ӹ1/3rڸM˼g(sh)Ч10%Y(ji)ǰ4΄(w).@Ўׂ?
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