What is a half-smirk?

Why maths is called king of all subjects? What is the value of logarithm of zero? What is a metropolitain area? How many grams in 450 milligrams? How many hours is 425 miles if you fly on a airplane? If three fourths of a pizza was left in the refrigerator and someone ate one third of it What fraction of the pizza was left? What are the even numbers between 29 and 35? Convert to a mixed number 5 3? Is eleven is a multiple forty-four? What times seven equals 100? Which of the following is an example of Cattell and Horn's fluid intelligence? How many inches in 20 millimeters? What is 46.0 as a fraction? What are lines in which all corresponding points are the same distance apart? What 3 consecutive square numbers have a total greater than 50 but less than 100? What is 9000 divided 300? What is the measure of the angle of rotation with respect to two lines that intersect to form a 25 degree angle? What are the first twelve states? What is negative eleven plus negative seven? What is the formula for a regular pentagon?