What is a MT-55?

What calendar year is the same as 2011? What is the plural form of the word 'formula'? How many feet are in 6 yards 2 feet? What is 18 out of 26 in percentage? What is 5.7 as a fraction? How are percents and fractions the same? How do you find volume of water? What equals 513 with3 by multiplying? How do you write percents as fractions? How much do you make per hour if you are paid 80000 per year? How do you write seven and fifty two hundredths? What is 0.3 times 52? What is the volume of a cylinder with the height 14 and the radius of 5.5? Where is the Triangle Pacific Corp. based? Is 5a plus 2b a monomial? What are the peime numbers between 1 and 500? What is the Hindu-arabic for cdxxxiv? What is the GFC of 10 15 and 20? 310 days is how many months? What is CC XXVII IN ROMAN NUMERALS?