Into what body of water does the ganges river flow?

The Body of water wherein the Ganges River flows is known as the Bay of Bengal. The Ganges River is not the only river that flows into the Bay of Bengal, but a quantity of enormous rivers, such as the Ganges and three other major rivers of Bangladesh, known as the Padma, the Jamuna and Meghna. 

mercury

explanation:

mercury is the least dense because of its size