What is a denomarater?

Why is it important to be careful when making or using graphs? If you were born in 1956 how old are you going to be in 2011? What are the advantages and disadvantages of using random sampling? What is the six sence? Which regular polygons will not tile a surface? What is x³ -4x? How many times will 8 go into 360? Inscribe a circle within a square How would you find the area of leftover parts of the square that is the parts of the square that are not within the circle? How many kilometers and centimeters in 5.6 meters? How much water used in a ten minute shower in litres? Which solid has all congruence faces? What times 10 equals 100000000000? What is the area of the trapezoid? Multiples of 2 and 16 and 20? What is the fractional notation for 40 percent? How is end point determined? Why standardized of measurement important? What is the value of a titan 7000 industrial series generator? How many degrees of longitude does the sun appear to move each hour if it moves 370 degrees in 24 hours? What are the properties of the diagonals of a rectangle?