There are 192.
89,999 different numbers i guess
99999
With 123 digits you can make 123 one-digit numbers.
24
There are 192.
89,999 different numbers i guess
99999
9
With 123 digits you can make 123 one-digit numbers.
600 of them.600 of them.600 of them.600 of them.
24
3*3*2*1 = 18 of them.
Yuo can make only one combination of 30 digits using 30 digits.
There are 60480 numbers.
Six, if you don't repeat any digits.
Using the combination C(4,3) I got the answer 24. Its either a combination or a permutation.