- How many 9inch square tiles are needed to cover the floor of a 12' x 18' rectangular room?

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A cylinder's volume is given by (πx^3+4πx^2-3πx-18π cm^3). If the radius of the cylinder is (x+3) cm, what is the height in terms of x? ? Find three consecutive even integers such as the sum of the least integer and the middle integer is 40 more than the greatest integer. ? How to graph the linear equation -x+2y=-1? Air in a 5.38 L tank has a pressure of 5.94 atm. What is the final pressure in atm when the air is placed in a tank with a volume of 468 mL? How to fix weather to show right location?