Question

In hole world how many main language are spoken?

Answer 1

The Ethnologue catalogue of world languages, which is one of the best linguistic resources, currently lists 6909 living languages. About 6% of them have more than a million speakers each, and collectively account for 94% of the world population.

LanguageSpeakers
Mandarin 845 million
Spanish 329 million
English 328 million
Hindi 182 million
Bengali 181 million
Portugese 178 million
Russian 144 million
Japanese 122 million
German  90 million
Javanese  85 million