Question

A shopkeeper allows a discount of 10% on the marked price of an item but charges a sales tax of 8% on the discounted price. If the customer pays Rs. 680.40 as the price including the sales tax, then what is the marked price of the item ?

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Solution

The correct option is **B** Rs 700

Let the marked price=x Rs.

Then according to the question

⇒90x100+8100×90x100=680.40

⇒90x100+72x1000=680.40

⇒900x+72x1000=680.40

⇒972x=680400

⇒x=680400972=700Rs.

Let the marked price=x Rs.

Then according to the question

⇒90x100+8100×90x100=680.40

⇒90x100+72x1000=680.40

⇒900x+72x1000=680.40

⇒972x=680400

⇒x=680400972=700Rs.

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