junior combinatorics

For students of class 6-8 (age 12 to 14)
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Tahmid Hasan
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junior combinatorics

Unread post by Tahmid Hasan » Mon Dec 20, 2010 8:05 pm

how many ways can the smilys(look right) beput in a line so that two faceless ones are side by side ?
P.S.secondary and higher secondary students can try it but plz don't post the solution ;)
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Hasib
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Re: junior combinatorics

Unread post by Hasib » Mon Dec 20, 2010 9:16 pm

Hey Tahmid:
u should post this topics to the Junior level. This part is for say hello, and for joking and meeting with others! :)
A man is not finished when he's defeated, he's finished when he quits.
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protik
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Re: junior combinatorics

Unread post by protik » Mon Dec 20, 2010 9:30 pm

The answer is 3*26! . I am not sure..
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abir91
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Re: junior combinatorics

Unread post by abir91 » Mon Dec 20, 2010 10:57 pm

যথাযথ সাব ফোরামে টপিক সরানো হইল।
Abir

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sakibtanvir
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Re: junior combinatorics

Unread post by sakibtanvir » Sun Jan 15, 2012 7:11 pm

I got it :D :D :D
An amount of certain opposition is a great help to a man.Kites rise against,not with,the wind.
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