Question 412272
  <pre><font size = 3 color = "indigo"><b>
Hi
540 tickets sold 
Let x and (540-x)represent the number of adult and student tickets respectively
Question states***
 6.50x + 4(540-x) = 2935
Solving for x
     2.50x = 2935 - 2160
         x = 775/2.5
         x = 310, the number of adult ickets.  230 student tickets (540-310)
CHECKING our Answer***
 6.50*310 + 4*230 = $2935