[["A complete game is 60 minutes so a quarter is 15 minutes. ", 11.0], ["American Football games are divided into four 15-minute quarters, separated by a 12-minute break at half-time. There are also 2-minute breaks at the end of the first and third quarters as teams change ends of the field after every 15 minutes of play.", 1.0]]
how long are quarters in the n. f. l.
sports