两个一位小数整数部分是6，晓明在计算着两个数的积时是39.26。他十分位算错了其他位数都对请你求这两个数
\u6709\u4e24\u4e2a\u4e00\u4f4d\u5c0f\u6570\uff0c\u6574\u6570\u90e8\u5206\u662f6.\u5c0f\u660e\u5728\u8ba1\u7b97\u8fd9\u4e24\u4e2a\u5c0f\u6570\u7684\u4e58\u79ef\u65f6\uff0c\u5f97\u5230\u7684\u79ef\u662f39.26\uff0c\u8001\u5e08\u544a\u8bc9\u5c0f\u660e\u8bf4\uff1a\u628a\u4e24\u4e2a\u5c0f\u6570\u90fd\u4e58\u4ee510\uff0c\u5f97\u5230\u4e24\u4e2a\u6574\u6570\uff0c\u4ed6\u4eec\u7684\u4e58\u79ef\u6309\u7167\u9898\u610f\u5c31\u5e94\u8be5\u662f39x6x\u4e3a\u7b97\u9519\u7684\u90a3\u4e00\u4f4d\u7684\u771f\u6b63\u6570\u5b57\u3002\u90a3\u4e48\u663e\u7136\u65f6\u4e24\u4e2a\u516d\u5341\u51e0\u7684\u6570\u4e58\u79ef\u662f39x6\u518d\u8003\u8651\u4e2a\u4f4d\u6570\u4e2a\u4f4d\u6570\u4e58\u79ef\u5f97\u52306\u7684\u7ec4\u5408\u6709\uff082,3\uff09\uff0c\uff081,6\uff09\uff0c\uff082,8\uff09\uff0c\uff084,4\uff09\uff0c\uff084,9\uff09\uff0c\uff086,6\uff09\uff0c\uff087,8\uff09\u5176\u4e2d\u80fd\u591f\u5f97\u5230\u5f62\u598239x6\u7684\u53ea\u670962*63=3906\u6240\u4ee56.2\u548c6.3\u8fd9\u4e24\u4e2a\u5c0f\u6570\u4e3a\u6240\u6c42\u6570\u5b57\u3002
\u8fd9\u4e24\u4e2a\u5c0f\u6570\u53ef\u4ee5\u8bbe\u5b9a\u4e3a(8+x)\u3001(8+y)\uff0c\u5176\u4e2dx\u3001y\u4e3a1\u4f4d\u5c0f\u6570\uff0c\u4e14x\u3001y\u53d6\u503c\u8303\u56f4\u4e3a0.1\u2264x\u22640.9\uff0c0.1\u2264y\u22640.9\uff0c
\u6839\u636ex\u3001y\u7684\u53d6\u503c\u8303\u56f4\u53ef\u4ee5\u5f97\u51fa\uff1a
0.2\u2264x+y\u22641.8\uff0c0.01\u2264xy\u22640.81
\u8fd9\u4e24\u4e2a\u5c0f\u6570\u7684\u4e58\u79ef\u56db\u820d\u4e94\u5165\u540e\u4e3a76.5\uff0c\u90a3\u4e48\u8fd9\u4e2a\u4e58\u79ef\u53ef\u4ee5\u8868\u793a\u4e3a\uff1a
76.45\u2264(8+x)(8+y)\u226476.54\uff0c\u6f14\u7b97\u4e0b\u6765\u5c31\u662f\uff1a
76.45\u226464+8\uff08x+y\uff09+xy\u226476.54
12.45\u22648\uff08x+y\uff09+xy\u226412.54
12.45/8=1.55625\uff0c12.54/8=1.5675
\u5f53x+y=1.6\u65f6\uff0c\u5e26\u5165\u4e0a\u5f0f\u53ef\u4ee5\u6f14\u7b97\u51fa\uff1a
12.45\u22648\u00d71.6+xy\u226412.54
12.45\u226412.8+xy\u226412.54
-0.35\u2264xy\u2264-0.26\uff0c\u8fd9\u4e0e\u9898\u76ee\u6761\u4ef60.01\u2264xy\u22640.81\u4e0d\u7b26\uff0c\u6240\u4ee5x+y\u22641.5
\u5f53x+y=1.4\u65f6\uff0c\u5e26\u5165\u4e0a\u5f0f\u53ef\u4ee5\u6f14\u7b97\u51fa\uff1a
12.45\u22648\u00d71.4+xy\u226412.54
12.45\u226411.2+xy\u226412.54
1.25\u2264xy\u22641.34\uff0c\u8fd9\u4e0e\u9898\u76ee\u6761\u4ef60.01\u2264xy\u22640.81\u4e0d\u7b26\uff0c\u6240\u4ee5x+y\u22651.5
\u6839\u636e\u4e0a\u97622\u6b65\u6f14\u7b97\u53ef\u4ee5\u5f52\u7eb3\u51fa\uff1a1.5\u2264x+y\u22641.5\uff0c\u4e5f\u5c31\u662f\u8bf4x+y\u53ea\u80fd\u53d6\u503c\u4e3a1.5\uff0c\u90a3\u4e48x\u3001y\u5c31\u53ea\u53ef\u80fd\u662f0.6\u30010.9\u548c0.7\u30010.8\u8fd9\u4e24\u79cd\u7ec4\u5408
\u5c06x+y=1.5\u4ee3\u5165\u6f14\u7b97\uff1a
12.45\u22648\u00d71.5+xy\u226412.54
12.45\u226412+xy\u226412.54
0.45\u2264xy\u22640.54
\u7531\u4e8e0.7\u00d70.8=0.56\uff0c\u4e0d\u5c5e\u4e8e\u8fd9\u4e2a\u8303\u56f4\uff0c\u800c0.6\u00d70.9=0.54\uff0c\u5c5e\u4e8e\u8fd9\u4e2a\u8303\u56f4\uff0c\u6240\u4ee5x\u3001y\u5c31\u662f0.6\u548c0.9\u8fd9\u79cd\u7ec4\u5408\uff0c\u6240\u4ee5\u8fd92\u4e2a\u6570\u5c31\u662f8.6\u548c8.9
\u4ed6\u4eec\u76f8\u4e58\u5c31\u662f8.6\u00d78.9=76.54
经尝试，为6.2×6.3＝39.06
6份点心3杯饮料45元 3份点心4杯饮料45元
所以 6份点心8杯饮料90元 与第一个条件相减得到 5杯饮料45元，则1杯饮料9元 ，推出1份点心3元
60-45=15元
15除5=3元
(30-4乘3）除3=6元
不会哦……
绛旓細缁忓皾璇锛屼负6.2脳6.3锛39.06
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