推荐回答(5个)
此题中的“3 X 9 = 27元 + 服务生藏起的2元=29元”其实是个陷阱,因为三人每人付9元所支出的27元中,有25元给了店老板,还有2元被服务生藏起,其实应该是3 X 9 = 27元 - 服务生藏起的2元=25元(付给老板)
出题人利用了29和30的1元差价来迷惑人,其实29元的数字没有任何实际意义存在。
关于这个1元钱到底去哪了,我想困惑了很多人很久很久一直到现在,也包括我,我也没看到过正确答案,前天听到姨夫说了一句话我才恍然大悟,现在我来给大家解答正确答案,首先命题没有一点问题,主要是问题没看透,在来说问题是以3x9+2来提问这1元去哪了,这是没问题的,也确实有这1元钱,答案是在老板那里,为什么呢,3个人确实每人9元付的款,并且是被服务生私藏2元后付的钱,所以3x9+2=29没毛病的,那么1元我们怎么找,我们找付款前,首先付款30元,但是老板只收25元,问题就出在这25元里了,老板只收25元,说明三人每人分得钱应该是2.2.1,然后我们把结果放一起看,第一个3x9+2=29,第二个25+2+2+1=30,我们同时减去服务生私藏的2元,得出,3x9=27,和25+1+1+1=28,这时候可能有的人已经看出来了,我们在同时减去没人分得1元,就是24和25了,25是老板收的钱,24是什么钱呢,我们这么看,5元三人分是2.2.1,那么相反,就是有一个人要多出1元钱,就是8.8.9,相加等于25元,所以24里面有一人少出了1元,但是这1元在老板那里,现在我们看命题会简单很多,因为实际的是老板已经收了25元,但是题目最后算少了1元,所以这1元应该是25-24=1,1元在老板那里。最后,3x9是3x8+老板返还的3元,那么就是3x9+2再加上有一位要多给1元并且在老板手中=30。希望有帮助,语文不好,表达能力欠缺,但是很多人应该能看懂,帮忙顶上去。谢谢。
这是偷换概念,首先,不优惠时,每人消费10元,共30元资金全部转移给旅社老板。优惠后,每人消费9元,共27元,其中25元转移给老板,2元转移给服务生。所以,3 X 9 = 27元中包含了给服务生的2元,“27+2=29”是没有任何意义的,或者说是错误的。
每人所花费的9元钱已经包括了服务生藏起来的2元(即优惠价25元+服务生私藏2元=27元=3*9元)因此,在计算这30元的组成时不能算上服务生私藏的那2元钱,而应该加上退还给每人的1元钱。即:3*9+3*1=30元正好!
这种问题只是绕来绕去,都没什么意思。3个人给了30,后来老板留下25,伙计拿了5元。 第二步:伙计拿钱给3个人,每人1块,伙计手里剩下2块。 现在很清楚了,老板25块,伙计2块,3个人拿回了3块。 “伙计自己留了2元钱,如果最后把钱在合起来3X9=27 在加上伙计手里的2元钱27+2+29, 那1元去哪了?”这句话其实是误导你而已。 伙计留2块和老板的25快刚好是27块啊,就是那3个人给的钱。剩下3块那3个人拿回去了。
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