Question

Mr.shrivastava received a letter(to) his daughter who had been living in Chennai (from) many years.(rewrite using correct preposition of the bracket word)

Answer 1

Mr. Srivastava received a letter from his daughter who had been living in Chennai for many years.

Correct prepositions:   From   and  for..

Answer 2

To must be replaced with “ from ”
From must be replaced with “for ” or “since ”

The sentence after correcting :-
Mr.shrivastava received a letter from his daughter who had been living in Chennai for many years

[ or ]
Mr.shrivastava received a letter from his daughter who had been living in Chennai since many years.