The chart shows how much each type of ticket cost.
Infants= Free
Children= $4.50
Adults= $7.25
Senior Citizens= $5.75

How much did the zoo make on Saturday? There are 2,006 Infants (1/8), 4,012 Children (1/4), 8,024 Adults (1/2), and 2,006 Senior Citizens (1/8).

Please help me out with this. Also, if you can, please explain to me how you got that answer. I don't understand.