Question

The product of Shikha's age five years ago and her age 8 years later is 30, her age at both times being given in years. Find her present age.

Answer 1

Let the present age of Shikha be

Then, 8 years later, age of her

Five years ago, her age

Then according to question,

So, either

Or

But the age never be negative

Hence, the present age of Shikha be