What is X12N?

Is 0.152542384 a rational or irrational number? How many 40 x 48 inch pallets can fit in a 53 foot trailor? What is the game called were you have to make a square and if you do you put your initial in it? How many seconds is 40 min and 10 sec? What is the midpoint of the segment (-24) and (6-4)? What is a closed figure with 4 straight line and 4 angles? Does a trapezoid contain 2 right angles? What is 63 plus 4 equals 67? What are 2 fractions that are equal to 28 over 44? What is 510 times 1000? How many number of threes in 1 to 1000? How many millimeters is an octagon? Is 385 divisible by 2? What is 5 plus 4 - 4 equals 9 plus m? When you divide a unit fraction ( less than 1) by a whole number is the quotion larger or smaller than the fraction? How do you solve the following simultaneous equations by elimination 3x-2y equals 11 and X plus 2y equals 9? What is 25 percent off a dollar fifty? 63 is 25 percent of what number? What is 176 in square root? How many angles does a quadrilaterel have?