2021骞存禉姹熷叕鍕�(w霉)鍝¤€冭│琛屾脯鏁�(sh霉)閲忛棞(gu膩n)绯绘瘡鏃ヤ竴绶达紙12鏈�29鏃ワ級
鐎忚
鏀惰棌
2021骞存禉姹熷叕鍕�(w霉)鍝¤€冭│琛屾脯鏁�(sh霉)閲忛棞(gu膩n)绯绘瘡鏃ヤ竴绶达紙12鏈�29鏃ワ級
1.鏌愪紒妤�(y猫)鏈夊叐绋€ц唱(zh矛)鐨勫摗宸�锛屾寮忓摗宸ヨ垏鍕炲嫏(w霉)娲鹃仯鍚堝悓宸�銆傛寮忓摗宸ヤ韩鏈夌浉鐣�(d膩ng)浜庡熀鏈伐璩�30%鐨勭妇鏁堝伐璩囷紝鍕炲嫏(w霉)娲鹃仯鍚堝悓宸ョ殑鍩烘湰宸ヨ硣鑸囨寮忓摗宸ョ浉鍚屼絾娌掓湁绺炬晥宸ヨ硣锛屼笖缂哄皯鐩哥暥(d膩ng)浜庡熀鏈伐璩�12%鐨勪綇鎴垮叕绌嶉噾銆傝嫢瑭蹭紒妤�(y猫)姝ｅ紡鍝″伐鑸囧嫗鍕�(w霉)娲鹃仯鍚堝悓宸ョ殑姣斾緥鐐�2鈭�3锛岀偤瀵�(sh铆)鐝�(xi脿n)鍚屽伐鍚岄叕涓斾繚璀夋寮忓摗宸ュ緟閬囦笉璁婏紝瑭蹭紒妤�(y猫)鐨勮柂閰敮鍑哄皣澧炲姞澶氬皯?
A.13.4%
B.16%
C.20%
D.21%
2.鏌愬(sh铆)蹇冩柟闄ｆ渶澶栧堡鍜屾澶栧堡瀛�(xu茅)鐢熷垎鍒ョ祫鎴愬叐鍊�(g猫)宸ヤ綔灏忕祫锛屽垎鍒ュ幓瀹屾垚宸ヤ綔閲忕浉绛夌殑A銆丅鍏╅爡(xi脿ng)宸ョ▼锛岄枊宸�8澶╁悗锛孉宸ョ▼瀹屽伐锛岀劧鍚庡叐鍊�(g猫)灏忕祫鍚堝苟锛屽張鐢ㄤ簡涓€澶�锛屽墰濂藉畬鎴愪簡B宸ョ▼銆傚亣瑷�(sh猫)姣忓€�(g猫)瀛�(xu茅)鐢熺殑宸ヤ綔鏁堢巼鐩哥瓑锛岃嫢鍙畨鎺掑叾浣欏(xu茅)鐢熷幓瀹屾垚鑸嘇銆丅绺藉伐浣滈噺鐩哥瓑鐨凜宸ョ▼锛岄渶瑕佸灏戝ぉ?
A.16
B.25
C.36
D.48
婧Θ鎻愮ず锛�榛�(di菐n)鎿婁笅闋佹煡鐪�2021骞存禉姹熷叕鍕�(w霉)鍝¤€冭│琛屾脯鏁�(sh霉)閲忛棞(gu膩n)绯绘瘡鏃ヤ竴绶达紙12鏈�29鏃ワ級鐨勭瓟妗�銆�2021骞存禉姹熷叕鍕�(w霉)鍝¤€冭│鏅�(sh铆)闁撶偤2021骞�1鏈�17鏃ワ紝鐠�(hu谩n)鐞冪恫(w菐ng)鏍″皬绶ㄦ帹钖﹀悇浣嶈€冪敓浣跨敤 鍏嶈不(f猫i)闋�(y霉)绱勭煭淇℃彁閱�鏈嶅嫏(w霉)锛岄爯(y霉)绱勬垚鍔熷彲鍦�2021骞存禉姹熷叕鍕�(w霉)鍝＄瓎瑭︽檪(sh铆)闁�銆侀潰瑭︽檪(sh铆)闁撳埌渚嗗墠鏀跺埌鐭俊閫氱煡锛屾彁閱掑ぇ瀹跺仛濂借€冨墠婧�(zh菙n)鍌�銆�
1.銆愮瓟妗堛€慏銆傝В鏋愶細瑷�(sh猫)鍩烘湰宸ヨ硣鐐�1锛屽墖姝ｅ紡鍝″伐姣忎汉鐨勮柂閰敮鍑虹偤1+30%×1+12%×1=1.42銆傝ō(sh猫)鍝″伐绺芥暩(sh霉)鐐�5锛屽墖瀵�(sh铆)鐝�(xi脿n)鍚屽伐鍚岄叕鍓嶇殑钖叕鏀嚭鐐�1.42×2+1×3=5.84銆傚(sh铆)鐝�(xi脿n)鍚屽伐鍚岄叕鍚庤柂閰敮鍑虹偤1.42×5=7.1锛屽鍔�7.1÷5.84-1=1.26÷5.84>20%锛岄伕D銆�
2.銆愮瓟妗堛€慉銆傝В鏋愶細鏍规摎(j霉)“鏂归櫍鐩搁劙鍏╁堡浜烘暩(sh霉)鐩稿樊鐐�8”锛岃ō(sh猫)鏂归櫍鏈€澶栧堡浜烘暩(sh霉)鐐簒锛屽墖娆″灞や汉鏁�(sh霉)鐐簒-8銆傝ō(sh猫)姣忓€�(g猫)瀛�(xu茅)鐢熶竴澶╃殑宸ヤ綔閲忕偤1锛屼緷椤屾剰鏈�8x=8(x-8)+x+x-8锛岃В寰梮=36銆傛柟闄ｅ悇灞や汉鏁�(sh霉)渚濇鏄�36銆�28銆�20銆�12銆�4锛岄櫎鏈€澶栧堡鍜屾澶栧堡閭勬湁瀛�(xu茅)鐢�20+12+4=36浜�锛屼汉鏁�(sh霉)鑸囨柟闄ｆ渶澶栧堡浜烘暩(sh霉)鐩稿悓銆侰宸ョ▼鐨勫伐浣滈噺鏄疉宸ョ▼宸ヤ綔閲忕殑2鍊�锛屽墖瀹屾垚C宸ョ▼闇€瑕�8×2=16澶┿€�
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