It has no meaning in numerals.
Its in roman numerals meaning 4
144
3150
U and B are not Roman numerals. Therefore UXBC has no meaning.
W has no meaning in Roman numerals, therefore VW is undefined.
Worsted yarn,, slackly twisted, used for embroidery.
There are two meanings for 'ply' with wool. Some wool manufacturers use the term ply to describe the weight of the wool. A 2 ply is a very fine baby wool whereas a 16 ply is a chunky or heavy weight yarn. The other meaning is the number of threads the yarn consists of. For example to a hand spinner a 2 ply means a yarn that has two single threads 'plied' together to form one length of yarn.
Exactly as it is 25000 which in Roman numerals is (XXV) meaning 1000*25
a fat a fish
Yarn
No because 9000 in Roman numerals are: (IX) meaning 1000*9 = 9000