Solution:
India's longest border is with Bangladesh and the shortest border is with Afghanistan .
It shares a 3488 km long border with China along with Ladakh, Himachal Pradesh, Uttarakhand, Sikkim, and Arunachal Pradesh.
India- Nepal border is a porous 1051-kilometre border along with the states of Uttarakhand, Uttar Pradesh, Bihar, West Bengal, and Sikkim.
India and Bhutan share a 699-kilometre border along with West Bengal, Sikkim, Assam, and Arunachal Pradesh .
India shares a 3323-kilometre border with Pakistan via Jammu and Kashmir, Ladakh, Punjab, Rajasthan, and Gujarat.
India shares a 4096 km long border with Bangladesh via West Bengal, Assam, Meghalaya, and Tripura .
India shares a 1643 km long border with Myanmar along with Arunachal Pradesh, Mizoram, Manipur, and Nagaland .
India shares 106 km of border with Afghanistan along with Ladakh .
Indian states share one or more International borders or the coastline accept Madhya Pradesh, Chhattisgarh, Jharkhand, Delhi, Haryana, and Telangana.
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