Question 979033
The age of baby will be 5 times after 20 years. 
What is the present age of baby? 
:
let a = the baby's present age
5a = a + 20
5a - a = 20
4a = 20
a = 20/4
a = 5 yrs is baby's age now
:
You can see he will be 25 in 20 yrs, 5 times his present age