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Missing Pages (Posted on 2009-11-13) Difficulty: 2 of 5
A chunk of pages is missing from a book. The sum of the missing page numbers is 9808. What are those page numbers?

See The Solution Submitted by Brian Smith    
Rating: 3.5000 (2 votes)

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Solution finally got it | Comment 3 of 7 |

Continued from previous post....

19616= 2^5 * 613

= (m-n)(m+n+1)

so,

m-n=32;  m+n=612

m=322 ; n=290

So, the page numbers are 291 to 322.

Edited on November 13, 2009, 3:10 pm
  Posted by Vishal Gupta on 2009-11-13 15:01:30

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