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Ask iit jee aieee pet cbse icse state board experts Expert Question: Puneet Bhaiya Bachao
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titun (1529)

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There are 6n tickets numbered 0,1,2........., 6n-1 placed in a bag & three of the tickets are drwan out. Show that the probability for the sum of the numbers on the tickets to be 6n is 3n / [ (6n-1)(6n-2) ]
 
Puneet Bhaiya, plz solve the above problem. I will be eagerly waiting for your reply.
    
titun (1529)

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Olaaa!! Perrrfect answer. 271  [358 rates]

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Puneet sir, I'm waiting for your reply

You never know what is enough till you know what is more than enough.

Titun
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puneet (3588)

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Olaaa!! Perrrfect answer. 624  bad job dude!! I dont approve of this answer! 2  [862 rates]

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yaaaaar
 
question to chil hi hai .. answer galta lag raha hai ..
 
favorable case mein to bas find the coeff of 6n in ( 1 + x + x^2 + ... + x^(6n-1) )^3
 
And total case are 6n choose 3 .. rite
 
par answer to ye nai aaega usese
 
just check it out . ??
 
cheers
 

Puneet Agrawal
IIT Delhi
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