How Many 5 Letter Combinations Are There?

How many 10 digit combinations are there?

10,000,000,000If repetition is allowed, then the number of permutations of 10 digits is 10,000,000,000..

How many numbers can be formed with 3 digits?

27 threeSo you can make 27 three digit different numbers . You substract because you already used a digit. This is also expressed as a permutation 3P3. If you mean 3-digit decimal numbers, then the answer is 27 as others have stated.

How do you calculate odds?

Divide the number of events by the number of possible outcomes.Determine a single event with a single outcome. … Identify the total number of outcomes that can occur. … Divide the number of events by the number of possible outcomes. … Determine each event you will calculate. … Calculate the probability of each event.More items…•

What are all the possible combinations of 3 numbers 0 9?

Originally Answered: How many possible combinations are there on a combination lock with three dials each having numbers 0 through 9? 000 to 999 inclusive so 10^3 or 1000 possibilities.

How many combinations of 12 numbers are there?

479001600 combinationsIf repetition of digits is not allowed then the number of combinations possible is 12P12. That is 12! Combinations. So 479001600 combinations are possible if repetition is not allowed.

How many combinations of 5 numbers are there?

120Hence there are 2 choices for the fourth digit and only 1 choice for the fifth digit. Thus you have made 5 × 4 × 3 × 2 1 = 120 choices and there are 120 possible 5 digit numbers made from 1, 2, 3, 4 and 5 if you don’t allow any digit to be repeated. Now consider the possibilities with 13 as the first two digits.

How many 6 letter combinations are there?

So the six letters can be a combination of 6×5×4×3×2×1 letters or 720 arrangements.

How many combinations of 7 letters are there?

5,040Why Limit The Combinations To Only 7?CharactersCombinations75,040840,3209362,880103,628,8007 more rows

How many combinations of 3 numbers can 6 numbers make?

There are, you see, 3 x 2 x 1 = 6 possible ways of arranging the three digits. Therefore in that set of 720 possibilities, each unique combination of three digits is represented 6 times. So we just divide by 6. 720 / 6 = 120.

How many combinations of 8 numbers are there?

40,320 different combinationsNote: 8 items have a total of 40,320 different combinations.

How many combinations of 50 numbers are there?

All Possible 5/50 Number Combinations. Total Combinations – 2,118,760. 50K-1M number combinations per file. View in any word processor or Excel.

How many different combinations are possible?

Explanation: The total number of possible combinations of a series of items is the product of the total possibility for each of the items. Thus, for the letters, there are 26 possibilities for each of the 3 slots, and for the numbers, there are 10 possibilities for each of the 3 slots.

How do you figure out the number of possible combinations?

Remember that combinations are a way to calculate the total outcomes of an event where order of the outcomes does not matter. To calculate combinations, we will use the formula nCr = n! / r! * (n – r)!, where n represents the number of items, and r represents the number of items being chosen at a time.

How many combinations of 3 numbers can 5 numbers make?

10 possible combinationsSo 5 choose 3 = 10 possible combinations.

How many 4 letter combinations are there?

As your question does not include anything about repetitions, I take the liberty and answer for both scenarios. With Repetition: As all the combinations are possible, each of the 4 places can have 26 choices, so it would be 26*26*26*26 = 456,976 possible combinations of words.

How many 2 letter combinations are there?

325 possible combinationsAnswer and Explanation: There are 325 possible combinations with two letters.