[URL=http://www.haosou.com/s?q=%E8%8D%89%E9%B1%BC&ie=utf-8&src=wenda_link]草鱼[/URL][LINE-HEIGHT=28px][FACE=宋体][SIZE=9pt][FACE=Microsoft Yahei][COLOR=rgb(51, 51, 51)][BGCOLOR=rgb(255, 255, 255)][SIZE=14px]5条,[/FACE][/SIZE][/FACE][/COLOR][/BGCOLOR][/SIZE][/LINE-HEIGHT][URL=http://www.haosou.com/s?q=%E9%B2%A2%E9%B1%BC&ie=utf-8&src=wenda_link]鲢鱼[/URL][LINE-HEIGHT=28px][FACE=宋体][SIZE=9pt][FACE=Microsoft Yahei][COLOR=rgb(51, 51, 51)][BGCOLOR=rgb(255, 255, 255)][SIZE=14px]47条,[/FACE][/SIZE][/FACE][/COLOR][/BGCOLOR][/SIZE][/LINE-HEIGHT][URL=http://www.haosou.com/s?q=%E9%B2%AB%E9%B1%BC&ie=utf-8&src=wenda_link]鲫鱼[/URL][LINE-HEIGHT=28px][FACE=宋体][SIZE=9pt][FACE=Microsoft Yahei][COLOR=rgb(51, 51, 51)][BGCOLOR=rgb(255, 255, 255)][SIZE=14px]58条。[/FACE][/SIZE][/FACE][/COLOR][/BGCOLOR][/SIZE][/LINE-HEIGHT][P][LINE-HEIGHT=28px][FACE=Microsoft Yahei][COLOR=rgb(51, 51, 51)][BGCOLOR=rgb(255, 255, 255)][SIZE=14px]设草鱼X条,鲢鱼Y条,则鲫鱼(100-X-Y)条。[/FACE][/COLOR][/BGCOLOR][/SIZE][/LINE-HEIGHT][/P][P][LINE-HEIGHT=28px][FACE=Microsoft Yahei][COLOR=rgb(51, 51, 51)][BGCOLOR=rgb(255, 255, 255)][SIZE=14px]根据题意得:10X+Y+1/16(100-X-Y)=100160X+16Y+100-X-Y=1600159X+15Y=1500,[/FACE][/COLOR][/BGCOLOR][/SIZE][/LINE-HEIGHT][/P][P][LINE-HEIGHT=28px][FACE=Microsoft Yahei][COLOR=rgb(51, 51, 51)][BGCOLOR=rgb(255, 255, 255)][SIZE=14px]15Y与1500都是15的倍数,159是3的倍数,[/FACE][/COLOR][/BGCOLOR][/SIZE][/LINE-HEIGHT][/P][P][LINE-HEIGHT=28px][FACE=Microsoft Yahei][COLOR=rgb(51, 51, 51)][BGCOLOR=rgb(255, 255, 255)][SIZE=14px]∴X是5的倍数,当X=5时,Y=(1500-159×5)÷15=47,∴小鱼100-5-47=48。[/FACE][/COLOR][/BGCOLOR][/SIZE][/LINE-HEIGHT][FACE=Microsoft Yahei][COLOR=#333333][LINE-HEIGHT=28px][SIZE=14px]
[/FACE][/LINE-HEIGHT][/COLOR][/SIZE][/P][P][FACE=宋体][SIZE=9pt]
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