Actually, Mumbai is not a big city. It is a small city with a big fame probably due to the city life.
There are two nouns in this sentence, Mumbai which is a proper noun, and city which is a common noun.
Mumbai is around 600 sq kms. It is on an island known as the Salsette Island.
mumbai
mumbai or vishakapatnam
it is around 6000 sq kms
Ph: 02192-668000
Area 603.4 km square..or 233 sq mi
The list of Junior Colleges in Mumbai is too big. please refer some other sites for that.
Lion
about 20,000 and around 51% of them come to make it big in Bollywood,
Delhi Hyderabad Mumbai Kolkatta Chennai Bengaluru
if its join with Mumbai,Mumbai will be the largest city in India