2020浜嬫キ(y猫)鍠綅鑰冭│鑱锋脯(c猫)瑙ｉ鎶€宸э細鏁�(sh霉)瀛�(xu茅)閬�(y霉n)绠椾腑鐨勬鐜囧晱(w猫n)椤�

渚嬶細閵�(xi膩o)鍞摗灏忓妷鐐哄鎴舵簴(zh菙n)鍌欎簡A銆丅銆丆涓夊€�(g猫)鏂规銆傚凡鐭ュ鎴舵帴鍙楁柟妗圓鐨勬鐜囩偤40%銆傚鏋滄帴鍙楁柟妗圓锛屽墖鎺ュ彈鏂规B鐨勬鐜囩偤60%锛屽弽涔嬬偤30%銆傚鎴跺鏋淎鎴朆鏂规閮戒笉鎺ュ彈锛屽墖鎺ュ彈C鏂规鐨勬鐜囩偤90%锛屽弽涔嬬偤10%锛屽晱(w猫n)灏�3鍊�(g猫)鏂规鎸夌収瀹㈡埗鎺ュ彈姒傜巼寰為珮鍒颁綆鎺掑垪锛屼互涓嬫纰虹殑鏄細

A.A>B>C B.A>C>B C.B>A>C D.C>B>A

閫欓亾椤岀洰鍛婅ù鎴戝€戜粈涔堝憿?瑾�(shu艒)鏄殑瀹㈡埗灏�(du矛)浜庡皬鍔夋彁渚涚殑ABC涓夊€�(g猫)鏂规鐨勬帴鍙楄垏鍚︾殑姒傜巼淇℃伅锛岃畵鎴戝€戣В姹烘瘡绋柟妗堟帴鍙楃殑姒傜巼澶у皬鍟�(w猫n)椤�銆傛棦鐒舵槸瑙ｆ焙姒傜巼锛屾垜鍊戣鐪嬮骞插憡瑷寸殑闂�(gu膩n)浜庢帴鍙桝銆丅銆丆鐨勬鐜囨浠�銆傞€欐檪(sh铆)鎴戝€戝彲浠ョ櫦(f膩)鐝�(xi脿n)锛岄櫎A浠ュ锛孊C鏂规鐨勬帴鍙楁鐜囬兘鏈�(hu矛)闅ㄨ憲鍙﹀鐨勬柟妗堝幓璁婂寲锛屾浠惰純澶�锛屾垜鍊戞暣鐞嗕竴涓嬶細

鈶犳帴鍙桝鐐�40%;

鈶℃帴鍙桝鍚庯紝鎺ュ彈B鐐�60%;

鈶笉鎺ュ彈A鍚�锛屾帴鍙桞鐐�30%;

鈶B閮戒笉鎺ュ彈锛屾帴鍙桟鐐�90%;

鈶B涓帴鍙椾簡涓€绋垨鍏╃ó锛屾帴鍙桟鐐�10%銆�

姝ゆ檪(sh铆)鎴戝€戠櫦(f膩)鐝�(xi脿n)锛屽鏋滄兂姹侭鎴栬€匔鐨勬鐜�锛屽氨瑕佸幓鎵惧埌鍝簺鎯呮硜涓婤銆丆鏈�(hu矛)鐧�(f膩)鐢�锛屼互B鐐轰緥锛孊鐧�(f膩)鐢熷彲浠ユ槸鈶′篃鍙互鏄憿锛屾鏅�(sh铆)鈶″拰鈶㈢殑闂�(gu膩n)绯婚浼间簬鎺掑垪绲勫悎涓殑鍒嗛锛屽垎椤炵殑鏂规硶鏁�(sh霉)瑷�(j矛)绠楃敤鍔犳硶锛岄€欓噷姒傜巼瑷�(j矛)绠楀悓妯ｇ敤鍔犳硶锛屽嵆鎺ュ彈B鐨勬鐜囩瓑浜庘憽鈶㈡鐜囦箣鍜�銆�

閭ｆ垜鍊戠辜绾�(x霉)鍒嗘瀽鈶�锛屾帴鍙桝涔嬪悗锛屾帴鍙桞鐐�60%锛屾帴鍙桝涔嬪悗鍐嶆帴鍙桞锛屽湪40%鐨勫熀绀�(ch菙)涓婂啀鐧�(f膩)鐢熶竴鍊�(g猫)60%锛岄浼间簬鎺掑垪绲勫悎鍟�(w猫n)椤屼腑鐨勫垎姝�锛屽垎姝ョ殑鏂规硶鏁�(sh霉)瑷�(j矛)绠楃敤涔樻硶锛岄€欓噷姒傜巼瑷�(j矛)绠楀悓妯ｇ敤涔樻硶锛屾墍浠モ憽灏�(du矛)鎳�(y墨ng)鐨勬鐜囩偤40%×60%=24%銆�

鍚岀悊锛屸憿涓槸涓嶆帴鍙桝鍐嶆帴鍙桞锛屾鐜囦緷鑸婄浉涔�锛岀偤(1-40%)×30%=18%銆�

鎵€浠ユ帴鍙桞鐨勬鐜囩偤24%+18%=42%銆�

鍒嗘瀽娓呮B涔嬪悗锛屽啀渚�(l谩i)鐪婥锛屾兂瑕佹帴鍙桟鍙互鏄懀涔熷彲浠ユ槸鈶�锛屽垎椤為棞(gu膩n)绯伙紝鏁呮帴鍙桟鐨勬鐜囩偤鈶ｂ懁姒傜巼鐨勫拰銆�

鍦ㄢ懀涓紝AB閮芥帴鍙�锛屽啀鎺ュ彈C锛屽垎姝ラ棞(gu膩n)绯�锛屾鐜囨噳(y墨ng)鐩镐箻;AB閮戒笉鎺ュ彈鍏跺(sh铆)灏辨槸涓嶆帴鍙桝骞朵笖涓嶆帴鍙桞锛屾鐜囩偤60%×(1-30%)=42%锛屾墍浠モ懀鐧�(f膩)鐢熺殑姒傜巼鐐�42%×90%=37.8%銆�

鍦ㄢ懁涓�锛孉B鑷冲皯鎺ュ彈涓€鍊�(g猫)鍗崇偤AB閮芥帴鍙楃殑鍙嶉潰锛屾鐜囩偤1-42%=58%锛屾鏅�(sh铆)鎺ュ彈C鐨勬鐜囩偤10%锛屾晠鈶ょ櫦(f膩)鐢熺殑姒傜巼鐐�58%×10%=5.8%銆�

閭ｄ箞鎺ュ彈C鐨勬鐜囧氨鐐�37.8%+5.8%=43.6%銆�

姝ゆ檪(sh铆)寰楀嚭绲�(ji茅)璜�锛孋>B>A锛岄伕D閬搁爡(xi脿ng)銆�

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