Roman numerals. pl n the letters used by the Romans for the representation of cardinal numbers, still used occasionally today. The integers are represented by the following letters: I (= 1), V (= 5), X (= 10), L (= 50), C (= 100), D (= 500), and M (= 1000).
It takes 8 to 12 weeks for ducklings to become adults. Rate depends on the breed and the bird itself. Some wil mature faster than others. It takes 8 to 12 weeks for ducklings to become adults. Rate depends on the breed and the bird itself. Some wil mature faster than others. Source: Raising the Home Duck Flock by Dave Holderread.  <i>Source:</i> Raising the Home Duck Flock by Dave Holderread.
Duck eggs hatch in a period of 28-33 days after they are laid, if they are fertile. The ducklings will hatch over a period of several hours, maybe even over a day or so.If there is no Jack in Jill's life, the eggs are not fertile and will never hatch.uck eggs hatch in a period of 28-33 days after they are laid, if they are fertile. The ducklings will hatch over a period of several hours, maybe even over a day or so.