What is the cultural significance of the ganges river

The River Ganges (also referred to as Ganga) is a symbol of faith, hope, culture and sanity, as well as a source of livelihood for millions since time immemorial. She is the centre of social and religious tradition in the Indian sub-continent and particularly sacred in Hinduism

20: 5

explanation:

about 20% of the world's population lives in   southwest asia, but on less than 5% of the world's   land area.

the correct answer is d. the lengths of side sr and side s’r’ are in the ratio 1: 3.