男生人数比女生人数多五分之一,也就是女生比男生少百分之几?
\u6821\u6587\u827a\u961f\u5973\u751f\u4eba\u6570\u6bd4\u7537\u751f\u4eba\u6570\u591a\u4e94\u5206\u4e4b\u4e00\uff0c\u90a3\u4e48\u7537\u751f\u4eba\u6570\u6bd4\u5973\u751f\u4eba\u6570\u5c11\u767e\u5206\u4e4b\u51e0\u4e94\u5206\u4e4b\u4e00\u7b49\u4e8e\u767e\u5206\u4e4b\u4e8c\u5341\uff0c\u5973\u751f\u4eba\u6570\u6bd4\u7537\u751f\u4eba\u6570\u591a\u4e94\u5206\u4e4b\u4e00\uff0c\u90a3\u4e48\u7537\u751f\u4eba\u6570\u5e94\u8be5\u6bd4\u5973\u751f\u4eba\u6570\u5c11\u767e\u5206\u4e4b\u4e8c\u5341\u5427\uff0c\u8fd9\u9898\u4e0d\u4f1a\u8fd9\u4e48\u7b80\u5355\u5427\uff0c\u6211\u592a\u7b28\u4e86\uff0c\u53ea\u80fd\u60f3\u5230\u8fd9\u4e2a
140%\uff0c28.6%
你好!男生人数比女生人数多五分之一,也就是女生比男生少六分之一(16.7%)
绛旓細鐢风敓浜烘暟姣斿コ鐢熶汉鏁板浜斿垎涔嬩竴锛岀敺鐢熶笌濂崇敓浜烘暟鐨勬瘮鏄6:5 锛1+1/5锛夛細1=6/5:1=6:5
绛旓細鐢风敓浜烘暟姣斿コ鐢熶汉鏁板浜斿垎涔嬩竴銆傝繖閲屾妸濂崇敓浜烘暟鐪嬪仛鍗曚綅涓锛岀敺鐢熶汉鏁版槸濂崇敓浜烘暟鐨1鍙5鍒嗕箣1鍏崇郴寮忔槸锛氱敺鐢熶汉鏁=濂崇敓浜烘暟脳锛1+5鍒嗕箣1锛
绛旓細鐢风敓浜烘暟姣斿コ鐢熶汉鏁板浜斿垎涔嬩竴銆傝繖閲屾妸銆 濂崇敓銆戠湅浣滃崟浣嶁1鈥.锛岀敺鐢熶汉鏁版槸濂崇敓浜烘暟鐨勩 浜斿垎涔嬪叚銆戯紝鍏崇郴寮忔槸锛氥 鐢风敓=濂崇敓X6/5銆
绛旓細濂崇敓浜烘暟脳锛1+1/5锛=鐢风敓浜烘暟
绛旓細锛5鍒嗕箣6锛
绛旓細鐢风敓浜烘暟姣斿コ鐢熷浜斿垎涔嬩竴锛鐢凤細濂=锛1+1/5锛夛細1=6:5 濂崇敓浜烘暟涓庣敺鐢熶汉鏁扮殑姣旀槸锛5锛6
绛旓細鐢风敓浜烘暟姣斿コ鐢熶汉鏁板浜斿垎涔嬩竴銆傝繖閲屾妸濂崇敓浜烘暟鐪嬪仛鍗曚綅涓锛岀敺鐢熶汉鏁版槸濂崇敓浜烘暟鐨1鍙5鍒嗕箣1鍏崇郴寮忔槸锛氱敺鐢熶汉鏁=濂崇敓浜烘暟脳锛1+5鍒嗕箣1锛
绛旓細鐢风敓浜烘暟姣斿コ鐢熶汉鏁板浜斿垎涔嬩竴锛鐢风敓鐨勪汉鏁版槸濂崇敓鐨勶紙浜斿垎涔嬪叚 锛夛紝濡傛灉濂崇敓鏈25浜猴紝鍒欑敺鐢熸湁锛 30锛変汉銆傚コ鐢熶负1锛岀敺鐢熷氨鏄1+1/5 25(1+1/5)=25脳6/5=30
绛旓細鐢锋瘮濂澶1/5 璁惧コ浜烘暟涓5X 鐢蜂汉鏁涓5X+1/5X=6X 鎵浠ョ敺:濂=6:5
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