2020骞撮櫆瑗垮叕鍕�(w霉)鍝¤€冭│鏁�(sh霉)閲忛棞(gu膩n)绯荤反缈�(x铆)(3鏈�16鏃�)
鐎忚
鏀惰棌
2020骞撮櫆瑗垮叕鍕�(w霉)鍝¤€冭│鏁�(sh霉)閲忛棞(gu膩n)绯荤反缈�(x铆)锛�
1.1992鏄�24鍊嬮€ｇ簩(x霉)鍋舵暩(sh霉)鐨勫拰锛屽晱閫�24鍊嬮€ｇ簩(x霉)鍋舵暩(sh霉)涓渶澶х殑涓€鍊嬫槸骞�?( )
A.84
B.106
C.108
D.130
2.16锛�29锛�55锛�( )锛�211銆�
A.101
B.109
C.126
D.107
3.鍥涘€嬮€ｇ簩(x霉)濂囨暩(sh霉)鐨勫拰鐐�32锛屽墖瀹冨€戠殑绌嶇偤澶氬皯?( )
A.945
B.1875
C.2745
D.3465
4.涓€寮佃€冭│鍗峰叡鏈�10閬撻锛屽悗闈㈢殑姣忎竴閬撻鐨勫垎鍊奸兘姣斿叾鍓嶉潰涓€閬撻澶�2鍒�銆傚鏋滈€欏嫉鑰冨嵎鐨勬豢鍒嗙偤100鍒嗭紝閭ｄ箞绗叓閬撻鐨勫垎鍊兼噳(y墨ng)鐐哄灏�?( )銆�
A.9
B.15
C.14
D.16
5.100寮靛绫宠楠ㄧ墝鏁撮綂鍦版帓鎴愪竴鍒�锛屼緷闋嗗簭绶ㄨ櫉鐐�1銆�2銆�3銆�……99銆�100銆傜涓€娆℃嬁璧版墍鏈夊鏁�(sh霉)浣嶇疆涓婄殑楠ㄧ墝锛岀浜屾鍐嶅緸鍓╀綑楠ㄧ墝涓嬁璧版墍鏈夊鏁�(sh霉)浣嶇疆涓婄殑楠ㄧ墝锛屼緷姝ら鎺�銆傝珛鍟忔渶鍚庡墿涓嬬殑涓€寮甸鐗岀殑绶ㄨ櫉鏄灏�?( )
A.32
B.64
C.88
D.96
涓嬮潰鐐�2020骞撮櫆瑗垮叕鍕�(w霉)鍝¤€冭│鏁�(sh霉)閲忛棞(gu膩n)绯荤反缈�(x铆)鍙冭€冪瓟妗堬細
1.绛旀: B
瑙ｆ瀽:瑙ｆ瀽1锛�24鍊嬮€ｇ簩(x霉)鐨勫伓鏁�(sh霉)鏄叕宸偤2鐨勭瓑宸暩(sh霉)鍒椼€傝ō(sh猫)鏈€澶х殑鍋舵暩(sh霉)鐐簒锛屽墖鏈€灏忕殑鍋舵暩(sh霉)鏄痻-(24-1)×2锛岀敱椤屾剰寰�(x+x-23×2) ×24÷2=1992锛岃В寰梮=106锛屾晠姝ｇ⒑绛旀鐐築銆�
瑙ｆ瀽2锛�24鍊嬮€ｇ簩(x霉)鍋舵暩(sh霉)妲�(g貌u)鎴愬叕宸偤2鐨勭瓑宸暩(sh霉)鍒�锛屽洜姝ゅ叾涓綅鏁�(sh霉)鐐�1992÷24=83锛屾晠鏈€澶х殑鏁�(sh霉)鐐�83+1+(24-13)×2=106锛屾纰虹瓟妗堢偤B銆�
2.绛旀: D
瑙ｆ瀽: 閫欓亾椤屽厛鍋氫竴娆″樊閬嬬畻鍚庡彲鐭ユ槸涓€绲勫叕姣旂偤2鐨勭瓑姣旀暩(sh霉)鍒�锛屽嵆13锛�26锛�26×2锛�26×4锛屽€掑洖鍘诲彲绠楀嚭鎷櫉鍏�(n猫i)鐐�107锛屾墍浠闋呯偤姝ｇ⒑绛旀銆�
3.绛旀: D
瑙ｆ瀽:瑙ｆ瀽1锛氬洓鍊嬮€ｇ簩(x霉)濂囨暩(sh霉)鎴愮瓑宸暩(sh霉)鍒楋紝鍜岀偤32锛屽墖涓綅鏁�(sh霉)鐐�8锛屽洜姝ら€欏洓鍊嬪鏁�(sh霉)鐐�5銆�7銆�9銆�11锛屼箻绌嶇偤5×7×9×11=3465锛屾晠姝ｇ⒑绛旀鐐篋銆�
瑙ｆ瀽2锛氳ō(sh猫)閫欏洓鍊嬮€ｇ簩(x霉)濂囨暩(sh霉)鐐簒-3銆亁-1銆亁+1銆亁+3锛屽墖浠栧€戠殑鍜岀偤(x-3)+(x-1)+(x+1)+(x+3)=4x=32锛寈=8锛屽洜姝ら€欏洓鍊嬪鏁�(sh霉)鐐�5銆�7銆�9銆�11锛屼箻绌嶇偤5×7×9×11=3465锛屾晠姝ｇ⒑绛旀鐐篋銆�
4.绛旀: B
瑙ｆ瀽:鐢遍鎰忓彲鐭�10閬撻鐨勫垎鍊兼(g貌u)鎴愮瓑宸暩(sh霉)鍒�锛屽叕宸偤2銆�
瑷�(sh猫)绗竴椤屽垎鍊肩偤n锛屽墖绗崄椤岀殑鍒嗗€肩偤n+2×9=n+18锛屾晠绺藉垎鐐�(n+n+18)÷2×10=100锛岃В寰梟=1锛屽墖绗叓椤屽垎鍊肩偤1+2×7=15鍒�锛屾晠姝ｇ⒑绛旀鐐築銆�
5.绛旀: B
浠ヤ笂鍏�(n猫i)瀹规槸2020骞撮櫆瑗垮叕鍕�(w霉)鍝¤€冭│鏁�(sh霉)閲忛棞(gu膩n)绯荤反缈�(x铆)(3鏈�16鏃�)銆傚笇鏈涘皪鑰冪敓鏈夋墍骞姪銆傛湁鎰忔効鍫辫€冮櫆瑗垮叕鍕�(w霉)鍝¤€冭│鐨勮€冪敓瑕佹姄绶婃檪闁撳京(f霉)缈�(x铆)鍌欒€冦€�2020闄滆タ鍏嫏(w霉)鍝¤€冭│鍏憡鏆湭鍏竷锛岀偤浜嗛伩鍏嶉尟閬庡牨鍚嶏紝鑰冪敓鍙互 鍏嶈不闋�(y霉)绱勭煭淇℃彁閱�锛屽強鏅傜嵅鍙栧牨鍚嶆檪闁撱€傞倓鍙互榛炴搳涓嬫柟鍏嶈不涓嬭級鏇村鑰冭│璩囨枡鍝�!
鏈€鏂拌硣瑷�
- 2022骞村叕鍕�(w霉)鍝¤€冭│鑱锋脯姣忔棩涓€绶达細瑷€瑾炵悊瑙ｈ垏琛ㄩ仈缈�(x铆)椤屽強绛旀瑙ｆ瀽(2鏈�9鏃�)2022-02-09
- 2022骞村叕鍕�(w霉)鍝¤€冭│鑱锋脯姣忔棩涓€绶达細鏁�(sh霉)閲忛棞(gu膩n)绯荤繏(x铆)椤屽強绛旀瑙ｆ瀽(2鏈�9鏃�)2022-02-09
- 2022骞村叕鍕�(w霉)鍝¤€冭│鑱锋脯姣忔棩涓€绶达細鍒ゆ柗鎺ㄧ悊缈�(x铆)椤屽強绛旀瑙ｆ瀽(2鏈�9鏃�)2022-02-09
- 2021骞存柊鐤嗗叕鍕�(w霉)鍝¤€冭│琛屾脯鏁�(sh霉)閲忛棞(gu膩n)绯荤反缈�(x铆)椤�(8鏈�19鏃�)2021-08-19
- 2021骞存柊鐤嗗叕鍕�(w霉)鍝¤€冭│琛屾脯閭忚集鍒ゆ柗绶寸繏(x铆)椤�(8鏈�19鏃�)2021-08-19
- 2021骞存柊鐤嗗叕鍕�(w霉)鍝¤€冭│琛屾脯瀹氱京鍒ゆ柗绶寸繏(x铆)椤�(8鏈�19鏃�)2021-08-19
- 2021骞存柊鐤嗗叕鍕�(w霉)鍝¤€冭│琛屾脯瑷€瑾炵悊瑙ｇ反缈�(x铆)椤�(8鏈�19鏃�)2021-08-19
- 2021骞存柊鐤嗗叕鍕�(w霉)鍝¤€冭│琛屾脯閭忚集鍒ゆ柗绶寸繏(x铆)椤�2021-08-18
- 2021骞存柊鐤嗗叕鍕�(w霉)鍝¤€冭│琛屾脯瀹氱京鍒ゆ柗绶寸繏(x铆)椤�2021-08-18
- 2021骞存柊鐤嗗叕鍕�(w霉)鍝¤€冭│琛屾脯鏁�(sh霉)閲忛棞(gu膩n)绯荤反缈�(x铆)椤�2021-08-18
鎵撳崱浜烘暩(sh霉)
京公网安备 11010802033350号
