Question
If you travel by road from Kohima to Kottayam, what is
the minimum number of States within India through which you can travel, including the origin and the destination?Solution
If we follow the shortest route, the minimum number of states through which we travel from Kohima (Nagaland) and Kottayam (Kerala): Nagaland – Assam – West Bengal – Odisha – Andhra Pradesh – Tamil Nadu or Karnataka – Kerala 
Fig. Route from Kohima (Nagaland) to Kottayam (Kerala).
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