How many hours is 900am to 530pm?

Which number from the responses 123 or 4 which match is a number that follows 984339.78? What is 3 equals 2 plus x divided by 4? How many lines of symmetry does an isosceles ttriangle have? How much is 30 percent of 35? What percentage of left handed people have an above average IQ? What is the period of a 8000 Hz sine wave? What does GR mean for weight? What is 2 divided by 3000000? What is 9 over 5 times 18? What is half of eleven? How long are the sides of an equilateral triangle if the perimeter is 25.2 inches? How many squares 13 20? What is the Formula for odds for either of two events? What is the GCF of 450 and 300? What is 76 inch x 53 inch in square feet? What is positive10 plus negative 3 equals to? What is a qotient? What is twenty divided by two hundred and six? What is an irrational number between 12.1 and 12.2? Is a meter about the same measurement as a yard yes or no?