three tickets to attend an off-broadway show cost $81 , 4 tickets cost $108, and 5 ticckets cost $135. A. show that the relationship between number an the cost is a peoportioalrelationship by making a table of tickets for 1 to 5 tickets.

1 ticket costs $27, 2 tickets cost $54, 3 cost $81, 4 cost $108, and 5 cost $135.

There is a $27 difference between each ticket above or below