On the titanic the number of people that sank is... 1,517 and 6 of the 20 life boats came back for survivors in the sea and there where only 5 survivors because the life boats did not get around very...
It sank by an Iceburg and 1'517 people died sadly.
By one account, there were 706 survivors and 1517 who perished.
1517 perished when it sank.
Total number of passangers and Crew were 2,224 of which 710 survived.