The price of a mobile Rs 8600 includes a 10% general sales tax. What is the original price of the mobile?

(A) 8,000

(B) 10,000

(C) 7,818

(D) 7,000

Step-by-step explanation:

Let the original price be x

Sales Tax = 10%

So, Amount of tax =

So, Price of mobile including tax =

We are given that The price of a mobile is Rs. 8600 inclusive of  a 10% General Sales Tax

So,

Hence  the original  price of the mobile is Rs.7818.18