[Answer] 4. In the NFL, which football positions usually have numbers between 1-19?

Step 1 : Introduction to the question "4. In the NFL, which football positions usually have numbers between 1-19?"

...1. Kickers and Quarterbacks 2. Defensive and Offensive Linemen 3. Tight Ends and Linebackers 4. Centers and Linebackers Here is the (usual) numbering system: 1-19: quarterbacks and kickers 20-49: running backs and defensive backs 50-59: centers and linebackers 60-79: defensive linemen and offensive linemen 80-89: wide receivers and tight ends.

[Ans] What are the first four digits of all Discover Card numbers?

Step 1 : Introduction to the question "What are the first four digits of all Discover Card numbers?"

No matter what credit card you carry in your wallet, it shares some physical characteristics with the cards used by consumers across the U.S. The first six digits of each credit card number make up the issuer identifier, which denotes the credit card network to which the number belongs. For Discover cards these digits must be "6011-xx". The Discover Card was introduced by Sears in 1985. At the time Discover was introduced, Sears was the largest retailer in the United States. Discover is the fourth largest credit card brand in the U.S., behind Visa, MasterCard and American Express, with nearly 44 million cardholders.

[Answer] What are the first four digits of all Discover Card numbers?

Step 1 : Introduction to the question "What are the first four digits of all Discover Card numbers?"

...No matter what credit card you carry in your wallet, it shares some physical characteristics with the cards used by consumers across the U.S. The first six digits of each credit card number make up the issuer identifier, which denotes the credit card network to which the number belongs. For Discover cards these digits must be "6011-xx". The Discover Card was introduced by Sears in 1985. At the time Discover was introduced, Sears was the largest retailer in the United States. Discover is the fourth largest credit card brand in the U.S., behind Visa, MasterCard and American Express, with nearly 44 million cardholders.

[Answer] In December, we can enjoy reduced numbers of visitors at Barcelona museums like ______.

Step 1 : Introduction to the question " In December, we can enjoy reduced numbers of visitors at Barcelona museums like ______. "

...1. The Dalí Theatre-Museum 2. The Picasso Museum 3. The Van Gough Museum 4. The Georgia O'Keeffe Museum

[Answer] 8. In the NFL, which football positions usually have numbers between 1-19?

Step 1 : Introduction to the question "8. In the NFL, which football positions usually have numbers between 1-19?"

...1. Tight Ends and Linebackers 2. Kickers and Quarterbacks 3. Defensive and Offensive Linemen 4. Centers and Linebackers Here is the (usual) numbering system: 1-19: quarterbacks and kickers 20-49: running backs and defensive backs 50-59: centers and linebackers 60-79: defensive linemen and offensive linemen 80-89: wide receivers and tight ends.

[Answer] 1. Now it's time for a few large numbers. Let's put your knowledge to the test. The year this quiz was made (2013) is what in roman numerals?

Step 1 : Introduction to the question "1. Now it's time for a few large numbers. Let's put your knowledge to the test. The year this quiz was made (2013) is what in roman numerals?"

...1. IDM 2. MMCIII 3. MMXIII 4. DDXIII DDXII could be right, but you never use two letters when the total adds up to another letter. IDM is wrong, because you go from largest to smallest.

[Ans] How many phone numbers were in the world's first telephone book?

Step 1 : Introduction to the question "How many phone numbers were in the world's first telephone book?"

A telephone directory, also known as a telephone book, telephone address book, phone book, or the white/yellow pages, is a listing of telephone subscribers in a geographical area or subscribers to services provided by the organization that publishes the directory. Its purpose is to allow the telephone number of a subscriber identified by name and address to be found.

Step 2 : Answer to the question "How many phone numbers were in the world's first telephone book?"

None:

In The first telephone directory, consisting of a single piece of cardboard, was issued on 21 February 1878; it listed 50 individuals, businesses, and other offices in New Haven, Connecticut that had telephones.

The first British telephone directory was published on 15 January 1880 by The Telephone Company. It contained 248 names and addresses of individuals and businesses in London; telephone numbers were not used at the time as subscribers were asked for by name at the exchange. The directory is preserved as part of the British phone book collection by BT Archives.

Step 3 : Disclaimer & Terms of Use regarding the question "How many phone numbers were in the world's first telephone book?"

Our machine learning tool trying its best to find the relevant answer to your question. Now its your turn, "The more we share The more we have". Share our work with whom you care, along with your comment ...Kindly check our comments section, Sometimes our tool may wrong but not our users.

Are We Wrong To Think We're Right? Then Give Right Answer Below As Comment

[Ans] the efficient data structure to insert/delete a number in a stored set of numbers is?

Step 1 : Introduction to the question "the efficient data structure to insert/delete a number in a stored set of numbers is"

Each node contains two fields, called links, that are references to the previous and to the next node in the sequence of nodes. The beginning and ending nodes' previous and next links, respectively, point to some kind of terminator, typically a sentinel node or null, to facilitate traversal of the list. If there is only one sentinel node, then the list is circularly linked via the sentinel nod