Name of the final examination paper _ _ _ _ _ _ _ _: 1. Fill in the brackets with your satisfactory answers. (20 points) 1, 8,359,004 writing (), rounded to ten thousand places is about () 2, 1.75 hours = () hours = () 7,800 square meters = () square kilometers 3. Divide the 4-meter-long iron wire into five sections on average, with the total length of each section () () and the length of each section. 4. The unit of the score is 1 10, and the maximum true score is (). It adds at least () such decimal units to become the smallest odd number. 5. The ratio of numbers A and B is 8: 5, number B is 25 and number A is () 6. In 25: x, when X= (), the ratio is 1, and when X= (), the ratio is meaningless and can be proportional to 23 :2. 7. Party A is twice that of Party B and Party C is twice that of Party A, so Party A: Party B: Party C =() 8. A worker produced 200 parts, of which 4 were unqualified, and the qualified rate was ()% 9. If a job takes 12 hours to complete, it takes 23 hours to complete (). 10, it is known that the ratio of m to m is 2: 3, and their greatest common divisor is 16, so M= (). Second, with a sharp eye, right and wrong are clear. (6 points) 1, and the formula with unknown number is called equation. () 2. Integers less than 3 are 1 and 2. () 3.9 15 cannot be converted to a finite decimal. () 4, because 45