Question

Willis bought a gallon of paint. He painted a wall that is 9 ft high and 10 ft wide. Then he used the rest of the paint to paint 46 square feet in the hall. How many square feet did the gallon of paint cover?

Answer 1

The wall that is 9 ft by 10 ft is 90 square feet then add 46 square feet from the hall 
90 + 46 = 136

The answer is 136 square feet