A machine produces 576 units in 18 hours at this rate how many will it produce in 28 hours

The letter tiles shown below are in a bag. whiteout looking i am going to draw one tile. what are my chances of drawing g?

The function g(x) is defined as shown. x-1, -2 g(x) = 2x+3, -1 6-x, x23

When solving this problem: 3025/5.5 = a/90.75 you get 49912.5 which would be the length of one of the sides of a square when the area is only 90.75 inches. is that answer correct, why, and how is it possible?