How do you write the number 5hundreds 6tens 12ones in standard form?

What is an irrational number between twin primes five and seven? How much is 30000 millions? How many seconds are in 0.1 of a dollar? What is 280 percent as a fraction in the simplest form? Which is used to represent how part relate to the whole? What does 55 nickels add up to? What is 100 percent in a decimal? What is 41 pence as a vulgar fraction of one pound? What is 4 rad 3? Taks test answers for 2009 for 6th grade? Does two twelfth equal 16 percent? A monomial is also a polynomial? How do you calculate eighteen fiftieths into a percentage? What does it mean if an 87 year old mans heart is working at 35 percent? What would be the area or a regular polygon with a perimeter of 20 feet and an apoyhem of 3 feet? What is 2 and 2 over 5 written in simplest form? What day of the week was Feb 8th 1910? What is opposite of answer? How do you get 3 only using the numbers 1234? What has No equal angles or sides?