Weekly Puzzle

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Puzzle No. 16

Posted on 15 April 2016

A travelling agency wants to provide bus services between 10 cities. Each city may not have a direct bus route to reach every other city, but the agency wants to ensure that any city can be reached from any other using atmost 2 connecting bus routes. What is the minimum number of routes that the agency needs to offer, for satisfying this condition?

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Solution will be available on 22 April 2016