Which set of ordered pairs in the form (x, y) does not represent a function of x? a{(-1,,-,,2)} b. {(-12)} c. {(-1,,-,,5)} d. {(-1,,,-,0)}

The first floor of marcus’ house is 1,440 square feet. he will cover 1,033 square feet with wood and the rest with tile. a box of tiles will cover 11 square feet. how many boxes of tile does marcus need to buy to cover the floor?