All possible numbers are formed using the digits `1,1,2,2,2,2,3,4,4` taken all at a time. The number of such numbers in which the odd digits occupy even places is:

All possible numbers are formed using the digits 1, 1, 2, 2, 2 ,2, 3, 4, 4 taker all a time. The number of such numbers in which the odd dighits occupy even places is

Find the sum of all the numbers that can be formed with the digits 2,3,4,5 taken all at a time.

All possible four-digit numbers have formed using the digits 0, 1, 2, 3 so that no number has repeated digits. The number of even numbers among them, is

The number of 4 digit numbers formed with the digits 1,1,2,2,3,4 is

The number of 3 digit numbers can be formed by using the digits 1,2,3,4

Sum of all the numbers that can be formed using all the digits 2,3,3,4,4,4, is:

Sum of all the numbers that can be formed using all the digits 2, 3, 3, 4, 4, 4 is