Question

solve equations



Aaj exam hai maths ka​

Answer 1

Answer:

Let the present age of Manoj be x ; then Manoj's age after 20 years will be (x + 20) years.

According to the question :

(x + 20) = 5 × x

x + 20 = 5x

20 = 5x - x

20 = 4x

20/4 = x

5 = x

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Thus the present age of Manoj is 5 years.

Answer 2

A᭄nswer:- Manoj is 5 years old.

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Explanation:

Given:-

After 20 years, Manoj will be 5 times as old as he is now. Find his present age.

To find :-

His present age.

Solution:-

Let present age of Manoj be x years

Thus, five times of his age =5x

ACQ,

5x=x+20

⇒ 5x−x=20

⇒ 4x=20

⇒ x= 4/20

⇒ x=5

Therefore, Manoj is 5 years old.