At the city museum, child admission is $ 5.30 style="color:rgb(0,0,0);"> and adult admission is $ 9.20 . On Monday, four times as many adult tickets as child tickets were sold, for a total sales of $ 1178.80 . How many child tickets were sold that day?

At the city museum, child admission is $

5.30

style=”color:rgb(0,0,0);”> and adult admission is $

9.20

. On Monday, four times as many adult tickets as child tickets were sold, for a total sales of $

1178.80

. How many child tickets were sold that day?

At the city museum, child admission is $ 5.30 style=”color:rgb(0,0,0);”> and adult admission is $ 9.20 . On Monday, four times as many adult tickets as child tickets were sold, for a total sales of $ 1178.80 . How many child tickets were sold that day?