1. 榪欏潡鐭沖ご絀剁珶鏈夊閲嶁斺旀湁4涓皬瀛╃湅瑙佷竴鍧楃煶澶存娌跨潃灞卞潯婊氫笅鏉ワ紝渚胯璁哄紑浜嗐?span>
“鎴戠湅榪欏潡鐭沖ご鏈?st1:chmetcnv w:st="on" TCSC="0" NumberType="1" Negative="False" HasSpace="False" SourceValue="17" UnitName="鍏枻">17鍏枻閲嶏紝”絎竴涓瀛愯銆?span>
“鎴戣瀹冩湁
“鎴戠湅瀹冮噸
“浣犱滑閮借寰椾笉瀵癸紝鎴戠湅瀹冪殑姝g‘閲嶉噺鏄?st1:chmetcnv w:st="on" TCSC="0" NumberType="1" Negative="False" HasSpace="False" SourceValue="20" UnitName="鍏枻">20鍏枻錛?#8221;絎洓涓瀛愪簤鐫璇淬?span>
浠栦滑鍥涗漢浜夊緱闈㈢孩鑰寵丹錛岃皝涔熶笉鏈嶈皝銆傛渶鍚庝粬浠妸鐭沖ご鎷垮幓縐頒簡涓涓嬶紝緇撴灉璋佷篃娌$寽鍑嗐傚叾涓竴涓漢鎵鐚滅殑閲嶉噺涓庣煶澶寸殑姝g‘閲嶉噺鐩稿樊
絳旀錛?st1:chmetcnv w:st="on" TCSC="0" NumberType="1" Negative="False" HasSpace="True" SourceValue="23" UnitName="kg">23 kg
2. 縐伴噺緗愬ご鈥斺斾負緗愬ご宸ュ巶宸ヤ綔鐨勯佽揣鍛?span>a錛岀粰涓瀹墮鍝佸叕鍙擱佷簡10綆辮彔钀濈綈澶淬傛瘡涓綈澶撮噸閲忔槸
浠栦滑鎾瀹屽伐鍚庯紝鍐滃満涓繪寜鐓т粬浠殑宸ヤ綔閲忕粰浜堜粬淇╀竴鍏變竴鐧懼厓鐨勫伐閽便傝闂細浠栦滑搴旇鎬庝箞鏍峰垎榪欎喚宸ラ挶鎵嶆渶鍚堢悊錛熴銆
絳旀錛?/span>
4. 鍥涘厔寮熺殑騫撮緞鈥斺斾竴瀹舵湁4涓厔寮燂紝浠栦滑4涓殑騫撮緞涔樿搗鏉ョ殑縐負14銆傞偅涔堬紝浠栦滑鍚勮嚜鐨勫勾榫勬槸澶氬ぇ?褰撶劧騫撮緞搴旇鏄暣鏁般?/span>
絳旀錛?span>1錛?span>1錛?span>2錛?span>7 or 1錛?span>1錛?span>1錛?span>14
5. 鐖辯殑紼嬪害鈥斺斿湪涓鎵涔℃潙瀛︽牎涓紝涓涓垰鍒氭瘯涓氱殑鐢鋒暟瀛﹁佸笀s寰堝垢榪愬湴鍚屾椂寰楀埌浜嗕袱涓コ鏁欏笀a銆?span>b鐨勯潚鐫愩?span>s婊¤剳琚嬫暟瀛楋紝鍦ㄦ棤娉曚粠涓よ呬箣涓夋嫨鐨勬儏鍐典笅錛屼粬鍙ソ瀵硅繖涓や綅濂蟲暀甯堣錛?#8220;甯屾湜浣犱滑鐢ㄦ暟瀛楁垨鑰呮暟瀛﹀叕寮忥紝鏉ヨ〃紺轟綘浠鎴戠殑鐖辯殑紼嬪害銆?#8221; 銆銆
a璇達紝“涓?span>b姣旇搗鏉ワ紝鎴戞槸涓鐧懼嶅湴鐖變綘銆?#8221;
b璇達紝“a瀵逛綘鐨勬劅鎯呭綋鐒舵病鏈夋垜瀵逛綘鐨勬劅鎯呮繁銆備笌a鐩告瘮錛屾垜鏄竴鍗冨嶅湴鐖變綘銆?#8221;
鍚簡濂逛滑娣辨儏鐨勮瘽璇紝涓嶇煡涓轟粈涔堟暟瀛﹁佸笀s鍙嶈岀鎯呮伯涓у湴璇達紝“榪欎笉灝辯瓑浜庤錛屼綘浠袱涓兘鏄畬鍏ㄤ笉鐖辨垜鍚楋紵” 榪欑┒绔熸槸鎬庝箞鍥炰簨錛?/span>
絳旀錛?span> a = 100b, b=
6. 鐖ゼ姊斺斾竴浣嶅厛鐢熻鍒?span>10灞傛ゼ鐨勭8灞傚幓鍔炰簨錛屼笉宸ф璧朵笂鍋滅數錛岀數姊棤娉曚嬌鐢紝浠栧彧鑳藉姝ヨ涓婃ゼ銆傚鏋滀粬浠庣1灞傜埇鍒扮4灞傞渶瑕佺敤48縐掞紝閭d箞璇烽棶錛屼互鍚屾牱鐨勯熷害璧板埌絎?span>8灞傞渶瑕佸灝戠錛?
絳旀錛?span>64縐?/span>
7. 絀哄鍒嗛厤鐗╁搧鈥斺斿湪涓鏋墮鏈轟笂錛屼腑闂存槸涓鏉¤繃閬擄紝涓よ竟鏄駭浣嶏紝姣忎竴鎺掍負涓変漢銆備袱浣嶇┖濮?span>a鍜?span>b姣忎漢璐熻矗涓杈癸紝瀵規瘡浣嶆梾瀹㈠垎閰嶆梾琛岀墿鍝併傚紑濮嬬殑鏃跺欙紝a緇欏彸杈圭殑鏃呭鍙戞斁浜?span>6浠斤紝姝ゆ椂錛?span>b榪囨潵瀵瑰ス璇達紝宸﹁竟搴旇鐢?span>a璐熻矗銆備簬鏄?span>a閲嶆柊鍒板乏杈瑰紑濮嬪彂鏀撅紝b鎺ョ潃緇欏彸杈瑰墿涓嬬殑鏃呭鍙戞斁鐗╁搧錛屼箣鍚庯紝鍙堝府a鍙戜簡15浠斤紝鏈鍚庝袱浜哄悓鏃剁粨鏉熷伐浣溿?
璇烽棶錛?span>a鍜?span>b璋佸彂鐨勫錛熷鍙戜簡澶氬皯浠斤紵
絳旀錛氶熷害涓鏍風殑璇濓細a澶氬彂6浠斤紱
宸﹀彸搴т綅鏁頒竴鏍風殑璇濓細b澶氬彂18浠斤紝鍥犱負x+2*15=6+y,鏈?span>y=x+24; a鍙戞斁x+15+6錛?span> b鍙戞斁y+15=x+15+24
8. 鐢熶駭涓渶瑕佷竴孌甸搧閾撅紝搴撴埧涓彧鏈変簲鎴瘡鎴彧鏈変笁涓搧鐜殑閾侀摼錛岃繖浜旀埅閾侀摼榪炶搗鏉ョ殑闀垮害姝eソ鏄墍闇瑕佺殑銆傘銆
闂細鍦ㄥ彧鍒囨柇涓変釜閾佺幆鐨勬儏鍐典笅錛屾庢牱灝嗚繖浜旀埅涓夐搧鐜繛璧鋒潵錛?
絳旀錛氾紵
9. 宸у垎椋炴満紲ㄢ斺旀梾琛岀ぞ鍒氬垰涓轟笁浣嶆梾瀹㈤瀹氫簡椋炴満紲ㄣ傝繖涓変綅鏃呭鏄嵎鍏頒漢縐戝皵銆佸姞鎷垮ぇ浜轟集鎵樺拰鑻卞浗浜轟腹鐨備粬浠笁浜轟竴涓幓鑽峰叞錛屼竴涓幓鍔犳嬁澶э紝涓涓幓鑻卞浗銆傛嵁鎮夌灝斾笉鎵撶畻鍘昏嵎鍏幫紝涓圭毊涓嶆墦綆楀幓鑻卞浗錛屼集鎵樺垯鏃笉鍘誨姞鎷垮ぇ錛屼篃涓嶅幓鑻卞浗銆?span>
闂細榪欎笁寮犻鏈虹エ鍒嗗埆搴旇鏄粬浠皝鐨勶紵
絳旀錛氫集鎵樺幓鑽峰叞錛岀灝斿幓鑻卞浗錛屼腹鐨幓鍔犳嬁澶?/span>
10. 鎬ヤ腑鐢熸櫤鈥斺旀湁涓啘姘戞寫浜嗕竴瀵圭絳愶紝璧墮泦鍘諱拱涓滆タ銆傚綋浠栨潵鍒頒竴搴х嫭鏈ㄦˉ涓婏紝瀵歸潰鏉ヤ簡涓瀛愶紝浠栨兂閫鍥炲幓璁╁瀛愬厛榪囨ˉ錛屼絾鏄洖韜竴鐪嬶紝鍚庨潰涔熸潵浜嗕釜瀛╁瓙銆傛鍦ㄨ繘閫涓ら毦涔嬮檯錛屽啘姘戞ヤ腑鐢熸櫤錛屾兂浜嗕釜宸у姙娉曪紝浣垮ぇ瀹墮兘欏哄埄鍦伴氳繃浜嗙嫭鏈ㄦˉ錛岃屼笖涓変漢涔嬩腑璋佷篃娌℃湁鍚庨榪囦竴姝ャ?span>
闂細鍐滄皯鏄敤鐨勪粈涔堟柟娉曪紵
絳旀錛氱敤絳愭妸涓や釜瀛╁瓙璋冧簡涓涓嬩綅緗?/span>
11. 宸у叆鎴塊棿鈥斺旀煇鍦拌川鍕樻帰闃熸湁12鍚嶉槦鍛橈紝浠栦滑鍚屼綇鍦ㄤ竴鏍嬫ゼ鐨?span>12涓埧闂村唴銆傜敱浜庡伐浣滃叧緋伙紝璧勬枡涓嶈兘闆嗕腑錛屽悇浜虹殑鎴塊棿鍐呴兘鏈夊埆浜洪渶瑕佹煡瀵圭殑璧勬枡銆傝繖澶╋紝12浣嶉槦鍛樺張瑕佸鍑轟綔涓氫簡銆備復琛屽墠錛岄槦闀垮澶у璇達細“鍦ㄥ鍑轟綔涓氭湡闂達紝12涓漢涓璧峰洖鏉ユ槸涓嶅彲鑳界殑錛屽鏈夐槦鍛樺洖鏉ユ煡璧勬枡灝卞洶闅句簡銆傜幇鍦ㄥ挶浠瘡涓漢閮芥湁鎵撳紑鑷繁闂ㄩ攣鐨勪袱鎶婇挜鍖欙紝鍙噯甯﹁蛋鍏朵腑涓鎶婇挜鍖欙紝浣欎笅鐨勪竴鎶婁笉鍑嗘寕鍦ㄩ棬涓婏紝鍥犱負涓嶅畨鍏紝姣忎釜鎴塊棿鐨勯棬紿椾篃蹇呴』鍏充弗錛屽ぇ瀹舵兂涓鎯籌紝鎬庢牱鎵嶈兘浣夸換浣曚竴涓漢鍥炴潵閮借兘鎵撳紑12涓埧闂村憿錛?#8221;
闂細濡傛灉浣犳槸闃熷憳涔嬩竴錛屼綘鑳芥兂鍑哄姙娉曟潵鍚楋紵銆銆
絳旀錛?span>1鍙峰眿鍐呮斁2鍙峰眿鐨勯挜鍖欙紝2鍙峰眿鍐呮斁3鍙峰眿鐨勯挜鍖欙紝渚濇綾繪帹錛?span>12鍙峰眿鍐呮斁1鍙峰眿鐨勯挜鍖欍?/span>
12. 鐧藉附鍜岄粦甯解斺旇佸笀璁?span>6鍚嶅鐢熷洿鍧愭垚涓鍦堬紝鍙﹁涓鍚嶅鐢熷潗鍦ㄤ腑澶紝騫舵嬁鍑轟竷欏跺附瀛愶紝鍏朵腑鍥涢《鐧借壊錛屼笁欏墮粦鑹層傜劧鍚庤挋浣忎竷鍚嶅鐢熺殑鐪肩潧錛屽茍緇欏潗鍦ㄤ腑澶殑瀛︾敓鎴翠竴欏跺附瀛愶紝鑰屽彧瑙e紑鍧愬湪鍦堜笂鐨勫叚鍚嶅鐢熺殑鐪肩僵銆傝繖鏃訛紝鐢變簬鍧愬湪涓ぎ鐨勫鐢熺殑闃繪尅錛屾瘡涓漢鍙兘鐪嬪埌浜斾釜浜虹殑甯藉瓙銆傝佸笀璇達細“鐜板湪錛屼綘浠竷浜虹寽涓鐚滆嚜宸辯殑澶翠笂鎴寸殑甯藉瓙棰滆壊銆?#8221;澶у闈欓潤鍦版濈儲浜嗗ソ澶т竴浼氥傛渶鍚庯紝鍧愬湪涓ぎ鐨勩佽钂欎綇鍙岀溂鐨勫鐢熶婦鎵嬭錛?#8220;鎴戠寽鍒頒簡銆?#8221; 銆銆
闂細涓ぎ鐨勮钂欎綇鍙岀溂鐨勫鐢熷甫鐨勬槸浠涔堥鑹茬殑甯藉瓙錛熶粬鏄庢牱鐚滃埌鐨?span>?
絳旀錛氫腑澶殑瀛︾敓甯︾櫧鑹茬殑甯藉瓙銆?/span>
姣忎釜浜哄彲浠ョ湅鍒?span>5涓漢鐨勫附瀛愶紝鏈変笁縐嶆儏褰細4w1b,3w2b,2w3b.絎竴縐嶆儏褰㈠拰絎笁縐嶆儏褰㈢殑閮藉緢瀹規槗鍒ゆ柇銆傚ぇ瀹舵櫤鍔涙甯哥殑璇濓紝鎬濈儲浜嗗緢闀夸竴孌墊椂闂寸殑鍘熷洜鏄瘡涓漢閮藉彧鐪嬪埌浜?span>3w2b,涔熷氨鏄瘡涓瑙掔嚎鐨勪漢甯︾殑甯藉瓙閮芥槸1w1b,浠庤屼腑澶殑鍙兘鏄櫧鑹層?/span>
13. 涓夊彧鐮濈爜縐頒笢瑗庫斺旂幇鍦ㄦ湁涓夌涓嶅悓閲嶉噺鐨勬爣鍑嗙牆鐮?st1:chmetcnv w:st="on" TCSC="0" NumberType="1" Negative="False" HasSpace="False" SourceValue="1" UnitName="鍏?>1鍏?/st1:chmetcnv>銆?st1:chmetcnv w:st="on" TCSC="0" NumberType="1" Negative="False" HasSpace="False" SourceValue="3" UnitName="鍏?>3鍏?/st1:chmetcnv>銆?st1:chmetcnv w:st="on" TCSC="0" NumberType="1" Negative="False" HasSpace="False" SourceValue="9" UnitName="鍏?>9鍏?/st1:chmetcnv>銆傝闂彲浠ョО鍑哄灝戜笉鍚岀墿鍝佺殑閲嶉噺錛熷湪榪涜縐伴噺鏃訛紝瑕佺О鐨勪笢瑗夸笌宸茬煡鐨勬爣鍑嗙牆鐮佸彲浠ヤ換鎰忓湴鏀懼湪澶╁鉤鐨勪袱鐩樹箣涓銆傚彟澶栵紝姣忕鐮濈爜閮藉彧鏈変竴鍙紝鑰屼笖涓嶅噯澶嶅埗銆?
絳旀錛?/span>1銆?span>2銆?span>3銆?span>4銆?span>5銆?span>6銆?span>7錛?span>9+1-3錛夈?span>8銆?span>9銆?span>10銆?span>11錛?span>9+3-1錛夈?span>12銆?span>13.涔熷氨鏄?span>1鑷?span>13閮藉彲浠ュ暒
14. 縐扮背鈥斺旂幇鏈夌背
絳旀錛氱涓嬈$О鍑?st1:chmetcnv w:st="on" TCSC="0" NumberType="1" Negative="False" HasSpace="False" SourceValue="4500" UnitName="g">4500g錛岀浜屾縐板嚭
15. 姣旇惃楗間氦鏄撯斺斿湪鎴戞渶鍠滄鐨勯偅瀹舵瘮钀ㄩゼ搴椾腑錛?span>10瀵哥殑姣旇惃鍗?span>4.99緹庡厓銆傚簵涓昏錛屼粬浠湁涓絎?span>12瀵告瘮钀ㄩゼ鐨勪氦鏄擄紝瀹氫環涓烘瘡浠?span>5.39緹庡厓銆傝闂細璇ュ簵鍦ㄨ繖絎旀瘮钀ㄩゼ浜ゆ槗涓粰浜堜簡涔版柟澶氬皯鎶樻墸錛?
絳旀錛氬師浠?span>5.988錛岀幇浠?span>5.39錛岀害9鎶?/span>
16. 娌欒礉鎷夋椂瑁呯簿鍝佸眿鈥斺旂航綰︿紛娌欒礉鎷夋椂瑁呯簿鍝佸眿錛屾柊榪戜粠鎰忓ぇ鍒╄喘榪涗簡涓浠跺コ寮忓啲瑁呫傝繖琛f湇鐨勮喘鍏ヤ環鏍煎啀鍔犱簩鎴愶紝鏄搴楁爣鍑虹殑閿鍞環銆傚嚭浜庡崐涓湀鍐呮湭鍗栧嚭鍘伙紝濂寵佹澘鍙堝皢榪欎釜瀹氫環鍑忓幓浜嗕竴鎴愶紝寰堝揩琚竴浣嶆紓浜皬濮愪拱璧頒簡銆傚コ鑰佹澘鑾峰埄400鍏冦?span>
璇烽棶錛岃繖浠墮珮妗eコ寮忓啲瑁呰喘鍏ヤ環鏄灝戯紵
絳旀錛?span>1.2x*0.9-x=400錛?span> x=5000