A total of 400 tickets were sold for a game for a total of $1680. If adult tickets sold for $6 each and child tickets cost $3 each, how many of each kind of ticket were sold?
adult tickets=
child tickets=
+237 adults = a
kids = k
(1) k+a = 400
(2) 3k + 6a = 1680
(1) *3 = 3k +3a = 1200
(2)-(1) = 3a = 480
a = 160
Adults = 160
Child = 240
