What is PERS-91?

How many times does 12 go into 600.00? What is needed to become a professor of mathematics? What is meritoctacy? How many syllables are in intermediary? Is 17 over twenty equivalent to 20 over 24? What is 89 rounded to the nearest tenth? What is 25 over 33 x 11 over 50? The sum of the measures of the angles of a pentagon is 540 degrees The degree of measures of the angles of a pentagon are consecutive even integers Find the measure of the largest angle? How long is 80 square feet? What is the least number that rounds off to 5 000? How many syllables does fairy have? How many ways can 7 sprinters line up on a line? -3x plus y equals -10? How many acute angles in a square divided into four equal triangles? How do you write one billion three hundred twenty-one million eight hundred fifty-one thousand sight hundred eighty-eight in expanded form? Micrometer is what fraction of a meter? What are all the different polygons? How long they will be required for a car to go from a speed of 20.0 meter per second to a speed of 25.0 meter per second if the acceleration is 3.0 meter per second? Which quadrilaterals have diagonals that are perpindicular to each other? Does a quadratic equation always have two solutions?