###Human: Nathaniel has 11 tickets to a basketball game. He gives away 2 tickets each to his best friends, until he only has 3 tickets left. How many best friends does Nathaniel have?, ### Assistant: Nathaniel gave away 11-3 = 8 tickets to his best friends.
Nathaniel has 8/2 = 4 best friends. 
 So the answer is :  4