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涓€銆佸熬鏁�(sh霉)娉�

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A.1杓� B.3杓� C.2杓� D.4杓�

銆愮瓟妗堛€態

鍙冭€冭В鏋愶細灏炬暩(sh霉)娉�锛岃ō(sh猫)澶у杌婇渶瑕亁杓�锛屽皬瀹㈣粖闇€瑕亂杓涳紝鍓�37x+20y=271锛�20y鐨勫熬鏁�(sh霉)涓€瀹氭槸0锛屽墖37x鐨勫熬鏁�(sh霉)绛変簬271鐨勫熬鏁�(sh霉)1锛岀敱浜�3×7=(21)锛寈鐨勫熬鏁�(sh霉)灏辨槸3锛岀祼(ji茅)鍚堥伕闋�(xi脿ng)锛屾纰虹瓟妗堝氨鏄疊銆�

浜屻€佸鍋舵€�

鐣�(d膩ng)鏈煡鏁�(sh霉)鐨勭郴鏁�(sh霉)鏈夊伓鏁�(sh霉)鏅�(sh铆)浣跨敤

鏌愬厭绔ヨ棟琛�(sh霉)鍩硅〒(x霉n)涓績鏈�5鍚嶉嫾鐞存暀甯拰6鍚嶆媺涓佽垶鏁欏斧锛屽煿瑷�(x霉n)涓績灏囨墍鏈夌殑閶肩惔瀛�(xu茅)鍝″拰鎷変竵鑸炲(xu茅)鍝″叡76浜哄垎鍒ュ钩鍧囧湴鍒嗙郸鍚勫€�(g猫)鑰佸斧甯堕牁(l菒ng)锛屽墰濂借兘澶犲垎瀹�锛屼笖姣忎綅鑰佸斧鎵€甯剁殑瀛�(xu茅)鐢熸暩(sh霉)閲忛兘鏄唱(zh矛)鏁�(sh霉)銆傚悗渚嗙敱浜庡(xu茅)鐢熶汉鏁�(sh霉)娓涘皯锛屽煿瑷�(x霉n)涓績鍙繚鐣欎簡4鍚嶉嫾鐞存暀甯拰3鍚嶆媺涓佽垶鏁欏斧锛屼絾姣忓悕鏁欏斧鎵€甯剁殑瀛�(xu茅)鐢熸暩(sh霉)閲忎笉璁�锛岄偅涔堢洰鍓嶅煿瑷�(x霉n)涓績閭勫墿涓嬪(xu茅)鍝″灏戜汉?

A.36 B.37 C.39 D.41

銆愮瓟妗堛€慏

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灏忔潕鐢�150鍏冮將璩艰卜浜�16鍏冧竴鍊�(g猫)鐨勬浉鍖�銆�10鍏冧竴鍊�(g猫)鐨勮▓(j矛)绠楀櫒鍜�7鍏冧竴鏀殑閶肩瓎瀵勭郸鐏�(z膩i)鍗€(q奴)鍏掔锛屽鏋滀粬璨风殑姣忎竴妯ｇ墿鍝佹暩(sh霉)閲忛兘涓嶇浉鍚�锛屼笖鏇稿寘鏁�(sh霉)閲忔渶澶氳€岄嫾绛嗘暩(sh霉)閲忔渶灏戯紝閭ｄ箞浠栬卜鐨勮▓(j矛)绠楀櫒鏁�(sh霉)閲忔瘮閶肩瓎澶氬灏戝€�(g猫)?

A.1 B.2 C.3 D.4

銆愮瓟妗堛€態

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