When a Laptop is sold for Rs. 49,000, the owner loses 30%. At what price must that Laptop be sold in order to gain 30%? Choose the correct choice from the following.
A) 87000 B) 88000 C) 89000 D) 90000 E) 91000
70 : 49000 = 130 : x   x = (49000 x 130)/70 = 91000.   Hence, S.P. = Rs. 91,000.   Answer: Option 91000
<result>E</result>
When a Laptop is sold for Rs. 49,000, the owner loses 30%. At what price must that Laptop be sold in order to gain 30%?