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iitkgp_bipin (5862)

Forum Expert Blazing goIITian

Olaaa!! Perrrfect answer. 1000  bad job dude!! I dont approve of this answer! 1  [1433 rates]

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Third case is also possible in which a digit comes 6 times.

For this case, the no. ways are 5.
(five possible numbers are 111111,222222,333333,444444,555555 ; hence 5 possibilities).

Hence 5 should be added to Krishna Sir's answer ot get the total number of 6 digit numbers.

Bipin Kumar Dubey
Chemical Dept.
IIT Kharagpur

 this reply: 2 points  (with Olaaa!! Perrrfect answer.   in 1 votes )   [?]
 
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