What is 3 quaters of 20?

What is a radian equal to? What is 8 percent of 15714? How many degrees are in supplementary angles? What is a 4 bit binary word? What month and year did rocky 3 come out? What are the advantages of the Hindu-Arabic numeral system over the Roman numeral system? What if there were only even numbers? How many inches are there in 21.6 centimeters? What times what equals 28 and 12? Would be a good way to represent the relative sizes of parts of a whole? How much candy is sold at Halloween? What is 9 divided by 58? What is the simple subject of The plane leaves at 616 and arrives at 1050? What is meant by the avagadro number? Is 11 to the eighth power 484? How do you find the length of a rectangle when you know the area and breadth? What are the measurements for a size 6 women's dress? How do you know if a number rational or irrational? How long does it take a girl riding her bike at 2.50 meters per second to travel 1800 meters? What is the principle of tabulation?