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Binomial Baffle 2 (Posted on 2016-05-15) Difficulty: 3 of 5
The binomial coefficient 99!/(80!*19!) is equal to the 21-digit number: 107,196,674,080,761,936,ABC.

Using pen and paper- find the three missing digits A, B and C.

See The Solution Submitted by K Sengupta    
Rating: 5.0000 (1 votes)

Comments: ( Back to comment list | You must be logged in to post comments.)
re: Solution Comment 2 of 2 |
(In reply to Solution by Brian Smith)

Beautiful solution
  Posted by armando on 2016-05-16 14:43:46

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