How long are NBA quarters?

12 minutes in a quarter and 48 minutes in the whole game
in 1 quarter is 12 minutes whole game 48 minutes it take 20 minutes for a halftime show
There are 12 minutes in an NBA quarter.

If in overtime the quarter lengths are 5 minutes.
There are 15 minutes per quarter of an NBA game.
12 minute quarters 48 minute games