ER = Queen's cypher EIIR, for Elizabeth II Regina
The letter in the boxes are symbol of the element. It represents name of the element.
The postman can post each letter in any of the 5 letter boxes. Since there are 3 letters and each can go into any of the 5 boxes independently, the total number of ways to post the letters is calculated as (5^3). Therefore, the postman can post the 3 letters in (125) different ways.
They are the symbols for the elements . Often they are some of the letters of the English name.For example, Si means Silicon. Silver cannot be Si as well. Therefore, we use the Latin translation, Argentium, to create Ag.
The letter (or letters) represents the abbreviation for that element, i.e. it represents the symbol used to represent that element.
In arithmetic, letters used to represent unknown numbers are called variables. Variables are usually represented by letters (x, y, z) or (a, b, c), or may be followed by subscript numbers or letters. If you are here for apex the answer is boxes
binders, bags, binder dividers, boxes to keep your things in, ballpoint pens
In Poptropica, you can find the mail box to send a letter in the "Poptropica Store" located on Main Street. Look for the blue mail box icon, which allows you to send letters to other players. You can also find mail boxes in various islands, often near quest-related areas. Be sure to explore the environment to locate any specific mail boxes needed for your adventures!
boxes
NBC Children's Theatre - 1963 The Street of the Flower Boxes was released on: USA: 17 February 1973
I think "boxes" is the best answer you've got.
u can send them a message on their myspace. and if u wanna send them a written letter, they usually provide their p/o boxes in a magazine. i recommend BOP ;-)
The letters at the top of a spreadsheet are the column titles.