A trader marks his goods in such a way that after allowing

A trader marks his goods in such a way that after allowing a discount of 10% he gains 15%. If an article costs him Rs. 720, his marked price is

1. Rs.920
2. Rs.900
3. Rs.820
4. Rs.950

Correct Option: A

Here , cost price of article = Rs. 720
Let the marked price of article be Rs. y.
discount = 10% and gain = 15%
According to the question,
90% of y = 720 × 115%

⇒ y ×	90	= 720 ×	115
	100		100

⇒ y =	115 × 720	= Rs. 920
	90

Discount

Aptitude

Correct Option: A