# How many many feet are in 55.0 inches?

55 inches=4.58333333 feet

### How many 20x20 inch tiles does it take to cover 550 square feet?

550 sq feet = 550*12*12 = 79200 sq inches. 20"x20" = 400 sq inches. So number of tiles required = 79200/400 = 198 That is the mathematical answer. It assumes that the 550 square feet shape is such that every offcut can be reused (not so easy if it is 550 sq feet in a circular shape!), that you cut every tile perfectly, there are no breakages, etc. In real life, depending on your level…