Question

The age of manoj after $15$ years is $4$ times the age of that $15$ years before. His present age is

• A. 10 years
• B. 15 years
• C. 20 years
• D. 25 years

Answer 1

The correct option is D 25 years

Let the present age of manoj be $x$ years.

According to the question,

$x+15=4(x-15)$

$x+15=4x-60$

$3x=75$

$x=25$ years