Table of Contents
- 1 How many possibilities are there for a 4 digit number?
- 2 How many combinations of 4 alphanumeric characters are there?
- 3 How many ways can you arrange 5 things?
- 4 How many ways can you choose 2 from 6?
- 5 How many ways can 123 be arranged?
- 6 How many ways to arrange letters of a word?
- 7 How many possible permutations are there of the following numbers?
How many possibilities are there for a 4 digit number?
10,000 possible combinations
There are 10,000 possible combinations that the digits 0-9 can be arranged into to form a four-digit code.
How many combinations of 4 alphanumeric characters are there?
If we assume your letters range from A to Z and your digits from 0 to 9, you have 26 possibilities per letter and 10 per digit. This gives you 26^4*10^4 which is roughly 4 billion and a half.
How many 3 number combinations can 4 numbers make?
For the third digit there are only 2 choices and for the last digit, one choice. Thus if you are not allowed to repeat a digit the number of possible 4 digit numbers you can construct from 1,2,3,4 is 4 3 2 1 = 24.
How many possibilities are there with 5 numbers?
Assuming no five-digit number can begin with zero, there are 9 possible choices for the first digit. Then there are 10 possible choices for each of the remaining four digits. Therefore, you have 9 x 10 x 10 x 10 x 10 combinations, or 9 x 10^4, which is 90,000 different combinations.
How many ways can you arrange 5 things?
120 ways
So we say that there are 5 factorial = 5! = 5x4x3x2x1 = 120 ways to arrange five objects.
How many ways can you choose 2 from 6?
fifteen ways
A 2 person team can be chosen in one of fifteen ways.
How many alphanumeric characters are there?
26
Alphanumeric, also referred to as alphameric, is a term that encompasses all of the letters and numerals in a given language set. In layouts designed for English language users, alphanumeric characters are those comprised of the combined set of the 26 alphabetic characters, A to Z, and the 10 Arabic numerals, 0 to 9.
How many patterns can 3 shapes make?
3*3*3=27 unique possibilities. This number is small enough to enumerate the possibilities to help your understanding (like the other tutors did), but the digits^base expression (with “^” meaning exponentiation) is important.
How many ways can 123 be arranged?
That is a total of 7 combinations.
How many ways to arrange letters of a word?
Number of Ways to Arrance ‘n’ Letters of a Word ‘n’ Letters Words Ways to Arrange 7 Letters Word 5,040 Distinct Ways 8 Letters Word 40,320 Distinct Ways 9 Letters Word 362,880 Distinct Ways 10 Letters Word 3,628,800 Distinct Ways
How many possible digits are there in the alphabet?
(a) There are `10` possible digits ` (0, 1, 2., 9)` and we need to take them `4` at a time. There are `26` letters in the alphabet. The number of different permutations of n objects of which n1 are of one kind, n2 are of a second kind, nk are of a k -th kind is
How to write down very long numbers?
You’ll find out how big (or small) those numbers are, in fact. You might also be interested in a convenient way for writing down very long numbers called scientific notation. For example, 145,000,000,000 you can write as 1.45 × 10 11 and 0.000000643 as 6.43 × 10 -7. Isn’t it simpler? For more information check the scientific notation rules.
How many possible permutations are there of the following numbers?
Answer. The possible permutations are. ABC, ACB, BAC, BCA, CAB, CBA. Hence, there are six distinct arrangements. Another way of looking at this question is by drawing 3 boxes. Any one of the A, B, C goes into the first box (3 ways to do this), and then the remaining one of the two letters goes into the second box (2 ways to do this),