variable
Im guessing, by the question, its a Roman Numeral. But the wording is bad. Will a supervisor edit that?
3i the letter "i" is a complex number in mathematics. it stands for the square root of negative one. since you cannot take the square root of negative numbers in your caculators the correct way to represent it is by putting an "i" in the place of the square root of negative one.
Digit 30 stands for minimum strength required after 28 days and 20 stands for maximum size of aggregate
Temperature
Different letters represent different years Rolex watches,W stands for Rolex watches 1994-1996.
Each number stand for a letter in the alphabet for surenos the number is 13 stands for the letter M which stands for the MEXICAN MAFIA... the number 14 for nortenos stands for the letter N witch stands for NUESTRA FAMILIA....
it stands for an element. different squares represent different elements
it is considered as lucky number, 5 stands for five senses 5 stands for five types of elements, 5 stands for five types of worlds.
It is a letter which may be used to represent a variable. You can decide what it stands for.
The letter "i" does not represent any specific element on the periodic table. The elements on the periodic table are typically represented by one or two letter abbreviations.
The roman numeral lxxvi stands for 76.
The letter "M" is commonly used to represent speed in physics, specifically in equations related to velocity (v).
Facts about place value is that were the number stands it represent a value like for example 1,000 the one stands for a thousand on and on.
Usually the letter n stands for number, and it means some unspecified number.
The letter M often stands for Mary, although I suppose it could stand for other things as well.
variable