Answer:
The correct answer is "550". A further explanation is given below.
Explanation:
The given values are:
Selling price,
= 450
Loss,
= 10%
Profit,
= 10%
As we know,
⇒

On substituting the values, we get
⇒

⇒

⇒

⇒

⇒

Now,
Selling price on 10% profit will be:
⇒

On substituting the values, we get
⇒

⇒