Conversation so far:
who led the pilgrims to america on the mayflower
The captain of the Mayflower was a businessman named Christopher Jones.
how big was the mayflower
The Mayflower was a large ship measuring about 80 feet in length and 24 feet wide.
when did the mayflower land
The passengers of the Mayflower sighted shore on November 9, 1620 after 66 days at sea.

Question: how many passengers were on board
Self-contained rewrite: how many passengers were on board the mayflower