Question

The sum of ages of Nira before 10 years and after 10 years is 60.find her present age.

Answer 1

30

Explanation:

Let
`n` = Nira's present age

`n-10+n+10 = 60` (given)

`2n=60`

`n=30`

∴ Nira is 30 years old

Hope this helps :)