Question

What was the original price of a telescope if `30%` of the original price is `$126`?

Answer 1

`$420`

Explanation:

Let the original price be `x`.

`30%` of `x` is `x xx30/100=3/10xx x`

Hence `3/10xx x=126` or

`x=42cancel(126)xx10/cancel(3)=420`