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《中小学数学》(初中版)2012年第11期《对一道竞赛题的探究》(以下简称文①),读后,笔者对作者的“正确的解法”有不同的看法,现提出来与作者商榷.原题:在5时到6时之间,某人看表时,由于不慎将时针看成分针,造成他看到的时间比正确时间早了57分钟,正确时间为几时几分?对文①正确解法的质疑质疑一:经检验,正确时间5点231/(22)分的时针和错误时间4点261/(22)分的分针不重合,这就与题设“不
”Primary and secondary mathematics“ (junior high school edition) 2012 eleventh ”on a competition question“ (hereinafter referred to as ①), after reading, the author of the author’s ”correct solution“ have different views, are Out of the author’s question. Original title: between 5 o’clock and 6 o’clock, someone watch the watch, due to inadvertent will watch the hour hand as a needle, causing him to see the time 57 minutes earlier than the correct time, when the correct time A few points? The article ① the correct solution to the challenge question one: After testing, the correct time 5 points 231 / (22) minutes and wrong time 4 points 261 / (22) minute hand does not coincide, which is the title set ”Do not