Question

Arvind is 6 times as old as his son. After 20 years he will be only twice old as
his son. Find their present ages.

Answer 1

Answer:

Arvind's age=30 yrs

Step-by-step explanation:

Let the age of Arvind's son's be x

THEREFORE Arvind's age = 6x

After 20 yrs:-

Son's age = x + 20

Arvind's age = 6x + 20

____________________________

According to QUESTION

After 20 yrs:-

Arvind's age = 2( Son's age)

Substitute the above mentioned value.

THEREFORE,

So the value of x is 5 yrs.

Arvind's age =6x

= 6 * 5

= 30 yrs

_____________________