Conner has 3 3/8 bags of mulch. if each bag covers 12 1/2 square feet , how many square feet can he cover?

Which of the following expressions is equal to 2x^2+8

Is a positive integer raised to a negative power always positive

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?