Question 798009
student tickets --------- $2x each
Faculty ticket ---------------$x each

Student tickets at the door = 4x

No of student tickets in advance =y
No of student tickets at the door =2y


Number of tickets by faculty = y/3

Total tickets = 10y/3 =250

10y=750
y=75


y*2x+2y*4x+(y/3)*x=775
150x+600x+25x=775

775x=775
x=$1

Student ticket  bought in advance =$2