Question 760000
i m 4 digit number all my digit are divisible by 2 
we have the even nos 2,4,6,8
the sum of 1000th digit and 100th digit is double the sum of 10th digit and 1 digit. 
so the half of the 1000th digit and 100th digit should be even
so nos 2 & 6 are rejected for1000th digit and 100th place
so the possible nos are
4422
8844
8442
8424
4824
4842