প্রশ্ন সংশোধন করুন
প্রশ্ন:
How many different six-digit numbers can be formed using all of the following digits : 3, 3, 4, 4, 4, 5 ........
How many different six-digit numbers can be formed using all of the following digits : 3, 3, 4, 4, 4, 5 ........