Total number of 5 digits numbers by using , 5 without repetition !
Now, For making numbers divisible by 4 , the last 2 digit number must be divisible by 4 . This is possible in following cases:
ending with 12 : Rest 3 place can be filled by 3 ! ways
ending with 24: Rest 3 place in 3! ways

numbers
ending with places in 3 ! ways numbers
ending with 54: 3 places in 3 ! ways numbers
Total number of numbers divisible by 4
Required probability

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