A shopkeeper marked the selling price of his goods in such

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A shopkeeper marked the selling price of his goods in such a way that after giving a discount of 10% he gains 17%. How much percent above the cost price is the marked price?

1. 36%
2. 27%
3. 30%
4. 40%

Correct Option: C

Let C.P. of the article = $ 100 and marked price = y

∴ y ×	90	= 117
	100

⇒ y =	117 × 100	= 130
	90

Hence , Required percent is 30% above C.P .