Katrina is building a wall around her backyard using bricks that are 18 inches long. The wall needs to be 36 feet, or 432 inches, long. She determines that she will need exactly 23 bricks for each row, as shown by her calculations below. 18 StartLongDivisionSymbol 432 EndLongDivisionSymbol minus 36 = 72. 72 minus 72 = a remainder of 0 and a quotient of 23.