Types. Medicare is a form of primary insurance coverage. When individuals 65 or older with Medicare incur medical expenses, the doctor or hospital bills Medicare first. Medicare pays all the bills up to its maximum coverage limit.
The Roman numeral system works by having separate symbols to represent different numbers but unlike your system there was no symbol for zero.he Roman numeral system works by having separate symbols to represent different numbers but unlike your system there was no symbol for zero.
The numbers that we normally use (1, 2, 3 etc) are called Arabic numerals. But we sometimes use another system for writing numbers - Roman numerals. The Romans used letters of the alphabet to represent numbers, and you will occasionally see this system used for page numbers, clock faces, dates of movies etc. Image: On the clockface you see Roman numerals for the hours and Arabic numerals for the minutes.