When a Laptop is sold for Rs. 27000, the owner loses 10%. At what price must that Laptop be sold in order to gain 10%?
Choices:  A) 33,000  B) 34,000  C) 35,000  D) 36,000  E) 37,000
90 : 27000 = 110 : x   x = (27000 x 110)/90 = 33000.   Hence, S.P. = Rs. 33,000.   33,000nswer: Option 33,000
<result>A</result>
When a Laptop is sold for Rs. 27000, the owner loses 10%. At what price must that Laptop be sold in order to gain 10%?