I am 50 years old my brother was half of my age when I was 6 how old is my brother now

When i was 6 years old my brother was half of my age,now im 25 years.how old is my brother? ------------- He's 3 years younger, always will be.

I AM 6 HE IS 3 WHICH MEANS I AM 3 YEARS OLDER THAN HIM