Question

After 18 years, Ruhan will be 4 times as old as he is now, what is his present age?​

Answer 1

$\huge\fbox \pink{Answer ♡~}$

= 18 + a × 4 + a

= 18 = (4 × a) - (1 × a)

= 18 = 3 × a

= 18/3 = a

= a = 6

Ruhan's present age is 6 years