120 combinations using each digit once per combination. There are 625 combinations if you can repeat the digits.
252 combinations, :)
10 * * * * * That is just plain wrong! It depends on how many numbers in each combination but there are 1 combination of 4 numbers out of 4, 4 combinations of 3 numbers out of 4, 6 combinations of 2 numbers out of 4, 4 combinations of 1 number out of 4. A grand total of 15 (= 24-1) combinations.
There are 8,592,039,666 combinations of 6 numbers out of 138 numbers, like the numbers from 1 to 138.
there are 13,983,816 combinations.
There are 125970 combinations and I am not stupid enough to try and list them!
There are a huge number of combinations of 5 numbers when using the numbers 0 through 10. There are 10 to the 5th power combinations of these numbers.
There are 252 combinations.
64
4!=4x3x2x1=24
4582
There are infinitely many numbers and so infinitely many possible combinations.
Their is 25 combinations
Number of 7 digit combinations out of the 10 one-digit numbers = 120.
9000
how many combinations of 4 numbers are there in 7 numbers
It depends. If you can only use each number once, there are 720 combinations. If you can use numbers multiple times, then there are 1000 combinations, by using all numbers from 000 to 999.