Question

the ratio between the present ages of a and b is 6:7. if b is 4 years older than a, what will be the ratio of the age of a and b after 4 years

Answer 1

let the ages be 24:28, after 4 years their ages will be 28:32, ratio will be 7:8. (many answers maybe but my answers for this question is given).
please please mark as brainliest.

Answer 2

Let the ratio 6:7 b 6x &7x
If b is 4 yrs. Older than a =7x +4×6
7x+4×6=6x+4
7x+24-4=6x
7x+20=6x
20=6x-7x
20 =-x
x=20