Is 3.1415926536 rational

How do you write the expanded form of 18370? What is 70 billion divided by 10 trillion? How do you make a fraction into a dismal? What is the channel 94.9? How many minutes of sunlight does the tropic of capricorn get a year? What do you use to change uneven columns into more equal lengths? Will a set of parallel lines ever meet? Are there more mersenne primes known as there are perfect numbers? Is a divided by b c? What does dccclxxxviii in roman numerals to number form? If you add a prime number to it self is the sum composite or prime? How do you calculate annual sales growth ratios? X plus 6 divided by x? Which is the greatest capacity 2 kl or 2 l or 200 ml or 200 l? What is a curving line called? How is percent of any number related to multiplying fractions? Is 1847 a prime number or a composite number? Who is the person that listens to both sides and make judgment? If a room permieter is 86ft and the lenghth is 35 ft how many sq ft of carpet would i need? If you are in good mental and physical condition what is your vehicles reaction distance when traveling 40 mph?